Wiktionary
wring out
vb. 1 To squeeze a wet material, either by twist with one's hands, or by passing it through a wringer, to remove the water. 2 To force someone to give something, usually truth, or money. 3 (context aviation English) To push an aircraft to its performance limits; to push the envelope.
WordNet
wring out
v. extract (liquid) by squeezing or pressing; "wring out the washcloth" [syn: squeeze out]