What is Jarbo?
1.
When a girl licks all the way from your anus, to the tip of your penis, and then proceeds to deepthroat.
Aye dawg, me n dis bitch wuz gittin REAL crazy da other night.. she gave me a mufuggin JARBO den tried to kiss me, so I slapped her.
See
2.
jarbo is an earlier obsolete term to define what is now currently known as jick.
"Jarbo is a great guy."
"You mean Jick? What a social dropout."
See