1. headdesk - Verb
2. headdesk - Interjection
headdesk
Used to express frustration or irritated disbelief, from the tendency of annoyed or irritated people to want to repeatedly bang their heads against their desk.
headdesk (third-person singular simple present headdesks, present participle headdesking, simple past and past participle headdesked)
(slang) To bang one's head against the desk in frustration; (by extension) to express annoyance or exasperation.