[ˈbəʊnə], (Noun)

Definitions:
- an erection of the penis

- a stupid mistake
(e.g: unfortunately somebody pulled a major boner on this one)

- a low-grade farm animal, with meat only suitable for use in sausages or other processed products


Phrases:

Origin:
mid 19th century (originally school slang, in the now obsolete sense ‘a blow to a bony part of the body’): from bone or (in boner) bonehead, + -er