(intransitive) To excrete feces from one's bowels. / (now rare) To purify, to clean of dregs etc. / (now rare, transitive) To purge; to pass (something) as excrement.

An improvised single-shot pistol-sized weapon that uses a spring or elastic to propel a bullet to its target.

(idiomatic) A very busy place.

(surgery) Not involving a graft.