A devious luck is when a student steals/ruins things from your school and not getting caught. Such as urinals, bathroom stall doors, water fountains, chalk boards, etc.
Ex.
Chad: Yo, Matt! Did you hear about the devious lick Andrew got yesterday?
Matt: No I didnât. What was it this time?
Chad: Weâll you know Andy, always with the revois licks. But this time we went too far, and took the tampon machine out of the girls bathroom.
Matt: Dude no way! Such a devious lick!