Straighty One-eighty Edit Meaning

1.

Someone who is completely straight-up, clean, and normally is oblivious to things such as popular slang, and the pop culture involving drugs, alcohol, sexual promiscuity, and such.

cool kid: "Dude, i got so slammed last night that i went to third with that nerd in my biology class!"

straighty one-eighty: "What are you talking about? slammed by what? and where's 'third'?"

cool kid: "Man, you're such a straighty one-eighty."

See straight-up, clean, conservative, oblivious, pure, innocent, naive