Another term for stupid or having a lack of knowledge in a certain topic. Unlearned.
Tyrell: Nah, I can tell u don't understand what I'm talking about rn
John: Yeah I do. Barca and Bayern play in the Prem, right?
Tyrell: Ahh shut up you sam chug idiot
A person who cannot back their chat
Tyrone: Yo bro where can we buck that yute. He said he'd be at maccies by 12.
Bro: Nah bun him fam, he's a sean pasi!