handknives

biceps that show lack of definition and size
smaller than "guns"
meant as a put down

Martin: Did you get the tickets? Tickets to what? To the gun show! *flex*

Helen: AHAHA, those aren't guns, those are handknives.

waterguns

biceps that show lack of definition and size
smaller than "guns"
meant as a put down
better than handknives

Martin: I've been working out *flex* They're not handknives anymore :D

Helen: Yes, you've upgraded them to waterguns