Meaning of “soak” - Learner’s Dictionary

soak

verb [ I, T ] uk us /səʊk/
PUT IN LIQUID

B2 If you soak something, or let it soak, you put it in a liquid for a period of time:

He left the pan in the sink to soak.
Soak the bread in the milk.
MAKE WET

If liquid soaks somewhere or soaks something, it makes something very wet:

The rain soaked my clothes.
The ink soaked through the paper onto the table.

(Definition of “soak” from the Cambridge Learner’s Dictionary © Cambridge University Press)