A knife with blades or tools that the user can fold or retract into its handle, and of a size small enough for carrying safely and handily in a pocket, especially when suited to heavier duty uses or ad hoc applications outdoors or in workshops.
A knife; especially, a pocket knife, sheath knife, or clasp knife.
To cut or shape wood with a knife.
To reduce or gradually eliminate something (such as a debt).
To make eager or excited; to excite with liquor; to inebriate.