noun. A small knife with blades or a blade that can fold into the handle when not in use.

noun. A knife with one or more blades which fold into the handle, suitable for carrying in the pocket; loosely, a penknife.

noun. A knife with one or more blades, which fold into the handle so as to admit of being carried in the pocket.

noun. A small knife whose blades or tools can fold in its handle, and thereby be safely stowed in one’s pocket.

noun. a knife with a blade that folds into the handle; suitable for carrying in the pocket

noun. a knife with a blade that folds into the handle; suitable for carrying in the pocket

"The second theme appears to be the apparent discovery by the aforementioned individuals that a pocketknife is actually a functional tool that can be handy for particular tasks."

knife  

clasp knife  flick knife  flick-knife  jackknife  penknife  

Harlow  button hook  cuttin  dowel  fasciae  

penknife  

pocketknives