[VERB 动词]（无意地）碰撞，冲撞 If you bump into something or someone, you accidentally hit them while you are moving.
[V into/against n]
[V n]
They stopped walking and he almost bumped into them...
他们停下了脚步，结果他差点儿撞到他们身上。
There was a jerk as the boat bumped against something...
船撞到什么东西，猛颠了一下。
He bumped his head on the low beams of the house.
他的头撞到了低矮的房梁上。
Bump is also a noun.
Small children often cry after a minor bump.
小孩子常常是稍微磕碰一下就哭。
2
[N-COUNT 可数名词]碰撞；碰撞声 A bump is the action or the dull sound of two heavy objects hitting each other.
I felt a little bump and I knew instantly what had happened...
我感觉到一点儿轻微的碰撞，便立刻意识到发生了什么。
The child took five steps, and then sat down with a bump.
小孩走了5步，接着扑通一声坐到了地上。
3
[N-COUNT 可数名词]（碰撞造成的）肿块，鼓包 A bump is a minor injury or swelling that you get if you bump into something or if something hits you.
She fell against our coffee table and got a large bump on her forehead.
她倒地时撞到我们的咖啡桌上，额头起了个大包。
4
[N-COUNT 可数名词]（车辆的）轻微碰撞 If you have a bump while you are driving a car, you have a minor accident in which you hit something.
[INFORMAL 非正式]
5
[N-COUNT 可数名词]（地面的）隆起，凸块 A bump on a road is a raised, uneven part.
The truck hit a bump and bounced.
卡车开过路面上的隆起处，颠了一下。
6
[VERB 动词]颠簸而行 If a vehicle bumps over a surface, it travels in a rough, bouncing way because the surface is very uneven.
[V prep/adv]
[Also V way adv/prep]
We left the road, and again bumped over the mountainside...
我们驶离公路，再次在山腰上颠簸前行。
The aircraft bumped along erratically without gathering anything like sufficient speed.
飞机忽上忽下，飞行很不平稳，根本未达到应有的速度。
7
See also:
goose bumps
；
8
[PHRASE 短语]猛然回到现实中来 If someone comes down to earth with a bump, they suddenly start recognizing unpleasant facts after a period of time when they have not been doing this.
[PHR after v]
[emphasis]
Company bosses have come back down to earth with a bump after a period of post-election euphoria.
公司老板们在经历了一段选举过后的兴奋之后，重又回到现实中来。
相关词组：
bump into
bump off
bump up
Oxford
bump/bʌmp; NAmEbʌmp/
verb
,
noun
bumpbumpsbumpedbumpingverb1[intransitive ]to hit sb/sth by accident （无意地）碰，撞bumpinto sb/sth ◆In the dark I bumped into a chair.我在黑暗中撞上了一把椅子。bumpagainst sb/sth ◆The car bumped against the kerb.汽车撞上了路缘。☞synonyms at
hit
2[transitive ]bumpsth (against/on sth) to hit sth, especially a part of your body, against or on sth （尤指身体部位）碰上，撞上◆Be careful not to bump your head on the beam when you stand up.当心站起来时头别撞了横梁。3[intransitive , transitive ]to move across a rough surface 颠簸行进+ adv./prep.◆The jeep bumped along the dirt track.吉普车在土路上颠簸着行驶。bumpsth + adv./prep. ◆The car bumped its wayslowly down the drive. 汽车沿车道缓慢地颠簸行进。4[transitive ]bumpsb + adv./prep. to move sb from one group or position to another; to remove sb from a group 把（某人）掉换到（另一群体或位置）；调出，开除出（某群体）◆The airline apologized and bumped us up to first class.航空公司道歉后把我们掉换到头等舱。◆If you are bumped off an airline because of overbooking, you are entitled to compensation.假如机票超售而不能登机，你有权获得赔偿。◆The coach told him he had been bumped from the crew.教练通知他已被调出赛艇队。PHRASAL VERBSˌbump ˈinto sb( informal) to meet sb by chance 碰见；偶然遇见ˌbump sb↔ˈoff( informal) to murder sb 谋杀；杀害ˌbump sth↔ˈup( informal) to increase or raise sth 增加；提高ˌbump ˈup against sthto experience a problem or factor that you did not expect 突然碰到；遭遇到◆We kept bumping up against inflexible regulations.我们不断遭遇到僵化的管理条例。noun1[countable ]the action or sound of sth hitting a hard surface 碰撞（声）；撞击（声）◆He fell to the ground with a bump.他砰的一声摔倒在地上。◆We could hear loud bumps from upstairs where the children were playing.我们听到孩子们在楼上嬉戏的乒乓声。2[countable ]a swelling on the body, often caused by a blow 肿块（常因击打所致）SYN
lump
◆She was covered in bumps and bruises.她全身青肿，伤痕累累。◆How did you get that bump on your forehead?你额头上怎么起了个包？3[countable ]a part of a flat surface that is not even, but raised above the rest of it 隆起；凸块◆a bump in the road路面上的凸块☞see also
bumpy
(1 )4[countable ]a slight accident in which your vehicle hits sth 轻微撞车事故5the bumps[plural ]( BrE) (on a child's birthday) the act of lifting the child in the air and then putting them down on the ground, once for every year of their age 生日举放仪式（在孩子生日时将其举高后再放在地上的仪式，举放次数与年龄相等）◆We gave her the bumps.我们给她举行了生日举放仪式。IDIOMsee
earth
n.,
thing
bump/bʌmp; NAmEbʌmp/
LDC
bump1 verb
bump2 noun
bumpbump1 /bʌmp/ ●●●S3 verb
Word Origin
Verb Table
Examples
Thesaurus
Collocations
Phrases
1[intransitive always + adverb/preposition, transitive] to hit or knock against somethingbump against I ran after him, bumping against people in my hurry.bump into Tim was a clumsy boy, always bumping into the furniture.bump something on something She bumped her arm on the table. The roof was so low he bumped his head (=his head hit the roof).► see thesaurus at
hit
2[intransitive always + adverb/preposition] to move up and down as you move forward, especially in a vehicle: A police car bumped down the track.bump along The plane was bumping along the runway.3[transitive always + adverb/preposition] to push or pull something somewhere in an irregular or unsteady way: Flora was bumping her bags down the steps.4[transitive] informal to move someone or something into a different class or group, or to remove them from a class or group altogether: The flight was overbooked, and Dad was the first one to be bumped.bump somebody up to/out of/from etc something The reforms bumped many families off the state-provided health care list.5[transitive] to move a radio or television programme to a different time: ‘Married with Children’ will be bumped from Sundays to Saturdays.bump into phrasal verbto meet someone who you know, when you were not expecting toSYN run into: I bumped into Jean in town.bump off phrasal verb informalto kill someonebump up phrasal verbto suddenly increase something by a large amount: Prices were bumped up by 10 percent last week.
bump1 verb
bump2 noun
bumpbump2 ●●○ noun [countable]
Examples
Thesaurus
Collocations
Phrases
1an area of skin that is raised because you have hit it on something → lump: She has a bump on the back of her head. He had a few injuries, mostly bumps and bruises.► see thesaurus at
injury
2a small raised area on a surface: The car hit a bump on the road. →
speed bump
3the sound or sudden movement of something hitting a hard surface: We heard a bump in the next room.fall/sit down etc with a bump Rose fell, landing with a bump.4informal a small accident in which your car hits something but you are not hurt
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