Meaning

originFrom Middle English fust, from Old French fust (“wood; bole, tree trunk”) (modern French fût), from Latin fūstis (“knobbed stick, cudgel, club”), possibly from Proto-Indo-European *bʰew- (“to hit”) or *gʷʰen- (“to strike; to kill, slay”).

Etymology from Wiktionary, CC BY-SA 3.0