boopit
where your boob and armpit meet, the little awkward chunk of meet that sticks out of your sleeveless and/or strapless shirts.
"Ew what is that hanging of your shirt?!"-Lucy
*points to boopit*
"Ooooh that! That's my boopit!"-Marge
*points to boopit*
"Ooooh that! That's my boopit!"-Marge