Top Definition
The sport of taking off the porcelain lid of the toilet tank and pooping in the tank of the toilet, thus causing the toilet's owner many days of dirty flushing and unexplained stench.
Top-shelfing

Example 1:
"Dude, I heard you got fired last week...sorry to hear that."
"That's OK man, I top-shelfed them before I left."

Example 2:
"Damn, Jimmy your apartment stinks!"
"Did Sarah top-shelf you when you broke up with her?"
by Jimmy-Buckets May 30, 2009

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To put a dip in your top lip, as oppossed to the more widely used bottom lip.
My bottom lip was tore up, so I had to turn to top shelfing it today.
by BigOBJ7 March 23, 2007

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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To put a dip in your top lip, as oppossed to the more widely used bottom lip.
My bottom lip was tore up, so I had to turn to top shelfing it today.
by BigOBJ7 April 02, 2007

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug