To become Satan's bitch; this is usually accompanied by rapid mood swings and shouting for now apparent reason and becoming a massive dickwad.
She's not on her period; she's become onsatirinist!
Onsatirinism is not to be mocked.
She's being onsatirised.
She began to onsatirate.
Onsatirinism is not to be mocked.
She's being onsatirised.
She began to onsatirate.
by yoyo513315 May 7, 2015
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