Observation. Usually used in relation to the feds watching/observing you as you are a suspect in a crime.
Person 1: Rah mans on obbo u kno. Feds have pulled me twice cah they think im slanging crack
Person 2: Trident are moving mad fam, the whole gang is on obbo still
Person 2: Trident are moving mad fam, the whole gang is on obbo still
by Cocaineorgohome July 29, 2018
Person 1: "Hey, do you wanna come and stick your cock in my ass again?"
Person 2: "No fuck off, i dont want you going all Obbo on my ass!"
Person 2: "No fuck off, i dont want you going all Obbo on my ass!"
by Pharm October 21, 2004
by Cwips February 05, 2004