Noah Webster's Dictionary (n.) One who throws. Specifically: (a) One who throws or twists silk; a throwster. (b) One who shapes vessels on a throwing engine.

Multi-Version Concordance Thrower (1 Occurrence) Mark 15:29 And those passing by were speaking evil of him, shaking their heads, and saying, 'Ah, the thrower down of the sanctuary, and in three days the builder! (YLT)