Definition of grab

• n. - A vessel used on the Malabar coast, having two or three masts.
• v. t. & i. - To gripe suddenly; to seize; to snatch; to clutch.
• n. - A sudden grasp or seizure.
• n. - An instrument for clutching objects for the purpose of raising them; -- specially applied to devices for withdrawing drills, etc., from artesian and other wells that are drilled, bored, or driven.