Originating from the African word for 'Howling' or 'Quiet', Sunna literally means silence or no sound......
It is a term often used to describe someone who is deemed attractive but has very poor or little conversational abilites and tends to display an aura of arrogance or 'stuck-up-ishness'
Individuals displaying such characteristics are often termed 'a Sunna' or 'Sunna-ish'
Guy 1: "dude did you see that girl......damn she was hot!.."
Guy 2: "yeah man but dude, she had no chat whatsoever....."
Guy 1: "no way man.......what a Sunna"
a most gorgeous pakistani girl that no beauty holds a candle to
That girl is gorgeous, but no where near as beautiful as Sunna.