One who climaxes without making any noise.
I was with Sherwin last night, and I didn't even realise he came. He's a real quiet achiever.
by Sherwin Lorenzo June 20, 2006
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Something you say when a girl does something sexy that gives you a boner. You usually say it in front of her face but at a volume she can't here you.
Girl: Tonight I'm going to get Tipsy, you should join me in my bed.

Boy: Boner Achieved. :)

Girl: What?

Boy: Uhhh nothing!
by sWaG WeAr April 26, 2010
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Alcohol earned through considerable effort.
Jimbo: The damn store was closed so I had to go two towns over, in the snow, without shoes, while being chased by wolves, to get these distilled beverages.

Eoin: Ooooh, Achievement alcohol. lemme try.
by Yokisaan May 18, 2010
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A collection of gibbering voices who play video games on YouTube while plotting mischief and murder against each other, those two concepts often being synonymous. The second greatest product of alcoholism after the American Civil War and proof you can earn money playing video games. A division of Rooster Teeth, the Red vs Blue guys.
I walked past the Achievement Hunter office earlier and all I could hear is cursing broken up by a British girl squealing.
by Detective Zoidberg January 15, 2015
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a person who only plays their xbox 360 console to gain achievements, and increase their gamerscore.
Man bob is a huge Achievement-Whore his gamerscore is 30,000G
by Magical Bread November 16, 2008
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1: A person who is motivated by their ideals. An intra-competitive person often marked by abandoning that which hinders their ideals.
2: One who strives for various degrees of near perfection.
3: Someone that desires more than is needed.
The over-achiever would not get married until she found the perfect father for her future babies. She died alone in her early fifties.
by Nco November 17, 2003
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A guy who uses his xbox achievements to pick up the ladies
Humberto: Hi ladies, how's it goin'? You girls wanna hang out?

Girl 1: No, we have to do stuff

Humberto: Well what if I told you I had the "What are you trying to prove" achievement?

Girl 2: What the hell is that?

Humberto: It's something special from Left 4 Dead, just like the two of you.

Girls: laugh and walk away

Humberto: Slowly dies inside

Random guy watching: That's the saddest thing I've ever seen. What an achievement scrub.
by Heff Garsha August 16, 2010
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