Top definition
Multi-purpose phrase used to describe something either good or bad. Context is based upon tone of voice or tone of conversation.
Use in positive context;
Matt; "I can't 'effing wait to go on holiday!"
Mike; "Yeah man, it is going to be so pro-sly!"

Use in a negative context;
Lloyd; I just crashed your car mate"
Dave; "Not cool man, very pro-sly"
by PuffingTheHerb July 19, 2011
Get the mug
Get a Pro-Sly mug for your brother-in-law Manley.