cari istilah yang lo mau, kaya' timebomb:
 
1.
The quality of having or being billowy, cloud-like, fluffy, or otherwise over-flowing. Often used to refer to ladies with big, squishy natural breasts that you wanna sink your face into
Im always on the search for billows that way i can rest my head without bringing around a bunch of pillows
dari trixxy b damned Jum'at, 10 November 2006
 
2.
Play on the words "butt" and "pillow".
"Aw man this seat is uncomfortable. Can i have a billow?
dari ILikePieSalad Sabtu, 21 September 2013
 
3.
When a woman farts whilst having anal sex.
Oh shit, bitch! Did you just billow? Now my one eyed viper's got pink eye.
dari Matt McDouche Rabu, 17 Desember 2008