The definition of aye means a yes vote.
(noun)An example of aye is what a congressman would say when agreeing with a bill being voted on in Congress.
See aye in Webster's New World College Dictionary
adverb
Origin: ME ai, ay < ON ei < IE base *aiw-, vital force > age
adverb, interjection
Origin: prob. < I, pers. pron.
See aye in American Heritage Dictionary 4
also ay
nounOrigin:
Origin: Perhaps from Middle English *ayye
Origin: : ay, always; see aye2
Origin: + ye, yes; see yea
.also ay
adverbOrigin:
Origin: Middle English ai
Origin: , from Old Norse ei; see aiw- in Indo-European roots
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