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Video game lingo often used when playing a first-person-shooter online, meaning to run around the map whilst making many kills by repeating the same tactic(s); the opposite of being a camper.
Greg: Alright, so I was playing Modern Warfare 2, and I tried camping at Crash.
Fred: And...?
Greg: This guy kept running around the map tac knifing everybody. He even called in a nuke!
Fred: What a freakin' hiker!
by TheJeebusofSuburbia May 26, 2010
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Jul 6 Word of the Day
A polite term for shoving a lubricated probe into the Earth's hole to release gas.
Earth: I'm having trouble passing gas.

People: That's nothing a fracking won't fix.
by onehandcrabbing February 21, 2012
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2
A walking traveller, usually over mountanious paths.
The hiker finally reached the summet.
by Chaos_Side October 11, 2006
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3
a male with a very large penis that can venture into "virgin" territory.
Porn stars are usually hikers. They venture way, way back into the virgin territory.
by Max-Dawg July 05, 2005
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