Alternative form of in two shakes

Alternative form of until the cows come home.

(idiomatic) For a very long period of time.

Alternative form of until the cows come home.

(Ireland) Near enough is not good enough.

(US, of rain or other liquid falling, vulgar) Heavily; copiously (and often loudly).

Synonym of you never miss the water till the well runs dry

Do not expect somebody to make a costly commitment if it will give them nothing they do not already have; used especially as a warning against having sexual intercourse before marriage.