Definition of soaks:
(v) :
(intransitive) To be saturated with liquid by being immersed in it.
(v) :
(transitive) To immerse in liquid to the point of saturation or thorough permeation.
(v) :
(intransitive) To penetrate or permeate by saturation.
(v) :
(transitive) To allow (especially a liquid) to be absorbed; to take in, receive. (usually + up)
(v) :
(figurative, transitive) To absorb; to drain.
(n) :
An immersion in water etc.