Ownish is an adjective to describe something that is really sweet. It was derived from the term "owned" in Quakeworld Team Fortress.
Her cameltoe tasted quite ownish.
A word KillJoy stole from me, which is a synonym for "good" "cool" "bad ass" "sick" "awesome" or any other word implying something good. Derived from the word "owned". Copyright CAOGenocide 2000.
"I was having sex with your mom last night and your dad walked in, so I beat his ass and then continued screwing your mom. It was ownish"