1. A hand-operated pump that resembles a revolver; forces grease into parts of a machine
   - gun

Derived forms: grease-guns

Type of: pump

• concave lens
• concave polygon
• concave polyhedron
• concave shape
• concavely
• concaveness
• concavity
• concavo-concave
• concavo-convex
• conceal
• concealable
• concealed
• concealer
• concealing
• concealment
• concede
• conceding
• conceit
• conceited
• conceitedly
• conceitedness
• conceivability
• conceivable
• conceivableness
• conceivably