Question

IN DONKEYS

Accepted Answer

In an exceptionally long period of time.

The phrase likely originated as the rhyming slang, shortened to simply "donkeys," of "donkey's ears" —where "ears" rhymes with "years" and alludes to the length of a donkey's ears.

I haven't seen Jim in donkeys! How's he doing these days?

Front	IN DONKEYS
Back	In an exceptionally long period of time. The phrase likely originated as the rhyming slang, shortened to simply "donkeys," of "donkey's ears" —where "ears" rhymes with "years" and alludes to the length of a donkey's ears. I haven't seen Jim in donkeys! How's he doing these days?

Donkeys In An Exceptionally Long Period Of Time. The Phrase Likely Originated As The Rhyming Slang, Shortened To Simply "Donkeys," Of "Donkey's Ears" —Where "Ears" Rhymes With "Years" And Alludes To The Length Of A Donkey's Ears I Haven't Seen Jim In Donkeys! How's He Doing These Days In