Tie Tied Meaning Make Unavailable Committing Money Long Term

Meaning: to make something or someone unavailable by committing them to something

• be tied up Most of our money is tied up in long-term investments, so we don't have much cash available just now.
  
  
• tie up sth/sb Do you think it's a good idea to tie up all our production capacity, or should we keep some free for special orders?