SLUG, n. [allied to slack, sluggard.] 1. A drone; a slow, heavy, lazy fellow.2. A hinderance; obstruction.3. A kind of snail, very destructive to plants, of the genus Limax. It is without a shell.4. A cylindrical or oval piece of metal, used for the charge of a gun.SLUG, v.i. To move slowly; to lie idle. SLUG, v.t. To make sluggish.
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