soak up
To absorb or draw in a substance, especially all of that substance.
The tissue soaked up all of the spilled milk.
ADV
completely, thoroughly | overnight
off, out
The dried beans soaked out their bitterness overnight in cold water.
VERB + SOAK
leave sth to
We left the dishes to soak in hot water while we finished dinner.
PREP
in
The chef left the dried beans in water overnight before cooking them.
into
The rain soaked into the dry ground after weeks without any water.
through
Water soaked through the roof and dripped onto the kitchen floor during the storm.
with
The mechanic soaked the rusty bolt with oil to loosen it.