An opponent or enemy that is to be attacked, maimed, and or killed at first glance. Commonly abbreviated as OSO or O.S.O
Xio said our poster looked ugly. That bitch is officially an On sight opp
IS THAT XIO OVER THERE ?! That bitch an OSO! GET HER ASS
IS THAT XIO OVER THERE ?! That bitch an OSO! GET HER ASS
by avia_ei_simp April 17, 2023
Get the On sight oppmug. The word opp(s) is short for opposition. When a person is using the word ‘opp’ theyre most likely referring to someone that they dont fw or dislike.
by clovergng May 28, 2023
Get the Oppmug. by candykate601 May 19, 2022
Get the OPPmug. an opp is whej someone is the sweetest cutest best bf with the most loving gf, if u bf is an “opp” that means the gf couldn’t ask for any better
by meowgirl89 January 18, 2024
Get the oppmug. by Specsalt November 11, 2023
Get the Cy oppmug. 
