noun, masculine/mɔʁ.so/plural: morceaux
piece, slice, bit, morsel; piece, work; gun, piece
“manger le morceau” — to fess up, spill the beans
Inherited from Middle French morceau, from Old French morsel (whence also English morsel), from Early Medieval Latin morsellum (“a bit, a little piece”), diminutive of Latin morsum (“a bit”), neuter of morsus, past participle of mordeō, mordēre (“bite, nibble, gnaw”), from Proto-Indo-European *(s)merd- (“to rub, wipe; to pack, rob”).