mole (Noun) — The molecular weight of a substance expressed in grams; the basic unit of amount of substance adopted under the Systeme International d'Unites.
mole (Noun) — A spy who works against enemy espionage.
mole (Noun) — Spicy sauce often containing chocolate.
mole (Noun) — A small congenital pigmented spot on the skin.
mole (Noun) — A protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away.
mole (Noun) — Small velvety-furred burrowing mammal having small eyes and fossorial forefeet.