"All ___ in favor ..." (5)
(Other definitions for those that I've seen before include "Plural form of that" , "Ethos (anag.)" , "the more far out?" , "The ones farther away" , "Nostalgic utterance" .)
'all in favor' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ayes that I've seen before include "Positive votes" , "They express assent" , "Voting assents" , "The yes votes at committee meeting" , "Votes in favour" .)