Top definition
To have no mercy.
Eg, there will be no mercy to your anus because I am merciless.
by ELGoR March 19, 2003
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Oct 30 Word of the Day
A trick played on a fellow athlete where the open hand smacks the target's testicles with the knuckles in a sharp, wrist flicking motion.
"Dude, I sack tapped Brandon, and now he has the whole team trying to sack tap me"
by Chris M July 07, 2004
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2
to be really good in bed; to go hard & fast; to have no mercy
"so how was it?"
"he was MERCILESS"
by hickz =] August 25, 2008
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3
Strongbad-ism
1. To be very tall like quincy
Some people are very tall and merciless, quincy is destroying san atonio
by Are Bee September 23, 2003
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4
To use all 10 fingers to type on a keyboard at the same time.
dfhaskjfkjvcnawernsdhfkajh
by mastr July 21, 2003
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5
to b extremely good at bf that he doesnt need to prove it unlike genreaper who is like a fuck unlike merc who is leet...
by uknowwhohunny July 23, 2003
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6
To smoke and become extremely wasted to the point that no word said can be understood by a normal human being.
Oh, u are sooo Merciless
by mastr July 21, 2003
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