- The noun flashmob was made a verb in this case through zero derivation, and then the -bed ending is added to form a past tense verb. The extra b is added in a way very similar to the past tense formation of the verb "to mob."
flashmobbed
verb; zero derivation and derivation
the act of having done a flashmob in the past
Etymology : From flash (an element of suddenness), and mob (a group of people doing something all together).
Source : "We flashmobbed the quad." Personal conversation in the yearbook office.
Last modified: 5 December 2011