Top Definition
A commonly used term, describing the reaction to a large amount of coal in minecraft. It can be scaled to the feeling of an orgasm, an experience only felt from seeing coal.
Person 1: Dude, look at all the coal!
Person 2: Oh.. oh god... COALGASM!!!!
by MCCoalgasmr March 14, 2011
1 more definition
The small orgasm that you get when you play minecraft and you find a shit-load of coal.say if you find a 20x20 wall and it is covered with coal. Also can be used with lavagasm, goldasm, and irongasm.
Person 1 " hey, if you find any co....coal? COAL???? COALLLL!!!

Person 2 "hey are you alright?"

Person 1 "yea, i just had a major coalgasm.
by MittenKit February 27, 2011

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