Like a rat up a drainpipe British phrase informal simile
Very rapidly and eagerly
When the recess bell rings, the kids run away to play like rats up a drainpipe.
Like a rat up a drainpipe, the robber took her wallet and ran away.
Very quickly
Very fast.
Quickly and effortlessly
This phrase has been used since the 1960s.
A humorous way of saying that what one has said is just what they acknowledge and may not be entirely accurate
Mike: Have you returned from your vacation on the beach? Your skin seems to get tanned.
Jenny: My skin is always dark. That's my story and I'm sticking to it!