Someone unwilling to donate.
Japanese in origin, the first definition actually being unaesthetic.
File his email under "waste of time" he's a yabo.
This party is nothing but a bunch of yabos, that's why there's no more alcohol.
dani: i like your dress
allison: thank you
dani: of course i dont have the yabos to wear it. My brother loves yabos, he really likes yours.
Allison: he does, does he?
- HOCUS POCUS
(n) Breasts of a female human, especially those of a larger variety
"She has YABOS that would make a trappist monk scream yahoo."
That chick has awesome yabos.
An Australian Redneck
That skank ass aussie called me a yank! Friggin' outback trashy ass yabo!
Sally has the finest set of yabos I've ever seen.
A woman's pectorial area.
OFten misspelled yabos. Used mostly in the UK.
That chick has some nice yaboes!
Abbreviation for "Ya-boi" or "Ya-boy"
Guy 1 : YA-BO!
Guy 2 : Dude, why would you abbreviate that, it's only
Guy 1 : Yeah, but it sounds cooler.