The smallest possible breast size.
Measuring less than 1 inch difference between the bust and the below bust (band) measurments.
Measuring less than 1 inch difference between the bust and the below bust (band) measurments.
aa cup is basically a training bra.
by asd324 May 06, 2009
by mattyraw October 01, 2016
A bra size so small that many scientists are baffled how some girls have breasts that small and why it even exists
Guy: What bra size do you wear?
Girl: I'm AA-cup.
Guy: THAT SMALL!? I don't think you need a bra at all if its that small
Girl: I'm AA-cup.
Guy: THAT SMALL!? I don't think you need a bra at all if its that small
by Expertinculturedthings May 04, 2022
Typically pronounced as "double A Cup".
Brassiere cup size intended for overbust from nothing up to 1 inch larger than the underbust, especially the larger range in the rare case of AAA also being used, making it not strictly the smallest size though it often is.
Otherwise included in the A range.
Brassiere cup size intended for overbust from nothing up to 1 inch larger than the underbust, especially the larger range in the rare case of AAA also being used, making it not strictly the smallest size though it often is.
Otherwise included in the A range.
by ApricotFields May 19, 2025