WordNet (r) 3.0 (2006):
sop up v 1: take in, also metaphorically; "The sponge absorbs water well"; "She drew strength from the minister's words" [syn: absorb, suck, imbibe, soak up, sop up, suck up, draw, take in, take up] 2: take up as if with a sponge [syn: take in, sop up, suck in, take up]