headbump

English

Noun

headbump (plural headbumps)

1. A light nudge or bump done with the head as an affectionate gesture, typically by an animal.
2. A naturally-occurring bump on the cranium, especially as analyzed in phrenology.

Verb

headbump (third-person singular simple present headbumps, present participle headbumping, simple past and past participle headbumped)

1. (especially of an animal) To nudge or bump with the head as a gesture.