Spoken when you did something that you wanted to do, and everyone else just wasn't smart, or dumb, enough to do it.
Why did I just punch you in the face? Because I do what I want.
by AngryPOPTART January 12, 2011
1 more definition
To do what you want, with the aim to have fun while sometimes diregarding others.
The guy screamed, "Idowhatiwant" after he slaps a girls ass.
by Devon Parsons January 18, 2008