All G&A a/c A/D a/r A/S a/s/l C/A See all meanings Idioms and phrases over a collision study course idiom[ C/U ]   audio   plural A’s or As in Western new music, the sixth Observe in the scale (= number of notes) that begins on the Observe C, or even a list of notes dependant on this NoticeWhen The traditional Greeks adopted the alphabet, they'… Read More