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2.
the act of acting like an asshole and giving shit to people who dont deserve it. Makeing life difficult for all, and having no remorse for the emotions or feeling of others.
John: MAN, I feel like a turd.

Alex: Thats just terryism creeping up on you.
by At-rain January 13, 2013
 
1.
A thought induced orgasm which a female has when thinking of one Terry S Mcginnis. This orgasn is achieved when a woman is not touching herself it is only achieved when she thinks of a certain male.
I was rembereing your scent, I became so wet my panties were soaking and I had the most indescibable intense Terryism.
by bely March 17, 2009
 
3.
A thought induced orgasm which a female has when thinking of one Terry S Mcginnis. This orgasn is achieved when a woman is not touching herself it is only achieved when she thinks of a certain male.
I was rembereing your scent, I became so wet my panties were soaking and I had the most indescribable,thigh shaking,intense Terryism.
by Bely March 17, 2009