The word "av" is usually used as a short form or abbreviation for "audiovisual." It refers to the combination of both sound and visual elements, such as in movies or presentations. Full definition
If AV ratings are losing meaning among attorneys, then it means nothing for the public. (kevin.lexblog.com)
«We're here to bring down the two - party system,» says man who lost AV referendum pretty badly. (totalpolitics.com)
Why are you not arguing the case of AV on the merits of whether it is a more democratic voting system rather than looking at it from a party political standpoint? (leftfutures.org)