Gasoline. Used in the UK and most of it's former colonies, sans the USA and Canada.
Oddly petrol is NOT short for petroleum.

Brit: Looks like we need petrol. We'd better stop at a station and fill up.
American: Looks like we need gas. We'd better stop at a station and fill up.
by GAWII May 20, 2008
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Fuel used in conventional internal combustion engines. In North America, this is known as gas. Cf. Diesel, kerosene.
Where's the nearest petrol station?
by Paul March 26, 2004
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mainly used outside the us though
Oi, we're low on petrol mate. Gotta find a station, quick!
by zomgwtflolbbq March 2, 2008
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"I need to get some petrol first though, bro."
by SpencerMark April 28, 2006
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A belief system based on pro petroleum policies and views.
OPEC practices petrolism for its own self-interests.
by jogils May 24, 2009
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A guy who is overly obsessed with skate boards and lives at home with his mom, is bald, has a pony tail,is 36 years old, never took a bath in his entire life, and plays EverQuest on a skateboard shaped computer that he bought at a dime store for a quarter.
You're acting like a veeb named petrol. (see "Veeb").
by Another guy named John October 18, 2003
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