look up any word, like potate:
 
2.
Trespassing On Private Property
hey, i'm bored, wanna t.o.p.p.?

As a verb:
Hey dude, wanna go t.o.p.ping later, i need a boost of adreanaline.
by Topper joe May 19, 2007
 
1.
Adjective, Used when describing something really fucking cool. Much better than tops. Also can be used when someone or something is number one or top tier.
guy1- Hey man how was that party last night?
guy2- Dude you have no idea! It was Topps!
guy1- O shit.

or
guy1- Is that team good?
guy2- Yeah bro, they are fucking Topps.
guy1- O shit.
by JTMVP March 14, 2011