auxiliary verbauxiliary verb
The definition of an auxiliary verb is used to change the tense or voice of other verbs.
An example of an auxiliary verb is "be", "do" or "have."
Gram. a verb used to help form the tenses, aspects, voices, or moods of other verbs, as will, have, do, be, should, must
nounAbbr. aux. or aux. v.
A verb, such as have, can, or will, that accompanies the main verb in a clause and helps to make distinctions in mood, voice, aspect, and tense.
(plural auxiliary verbs)
- attributive form of auxiliary verb, noun.