Soak  —v. 1 make or become thoroughly wet through saturation. 2 (of rain etc.) Drench. 3 (foll. By in, up) absorb (liquid, knowledge, etc.). 4 refl. (often foll. By in) steep (oneself) in a subject etc. 5 (foll. By in, into, through) (of liquid) go or penetrate by saturation. 6 colloq. Extort money from. 7 colloq. Drink heavily. —n. 1 act of soaking; prolonged spell in a bath. 2 colloq. Hard drinker. [old english]