other spellings: ah-ooo-ga, ah-ooh-gah, oo-ga. 1. Klaxon sound signaling “dive” in 1940’s US navy submarines ref 2. Sound produced by horn on antique automobiles such as Ford Model-A ref1, ref2
onomatopoeia: 1. the naming of a thing or action by a vocal imitation of the sound associated with it (as buzz, hiss) 2. the use of words whose sound suggests the sense