A derogatory racist term for pushing Asian Canadian anglers into the water.
Similar to Cow Tipping except instead of pushing over a sleeping cow; the intention is to push an Asian Fisherman into the water. This is Canadian slang local to Toronto.
Guy 1: Look at those Asians over there eh... Who do they think they are fishing our lake eh? We oughta teach them a lesson.
Guy 2: Let's go nip tipping!