interchangeable with the term F*cked up. Means: under the influence of alcohol, wasted, gone, when some one is really fcking drunk but still partying their face off, a word to express just how drunk you were at that awesome rager last night. Can sometimes mean very drunk and high at the same time whilst at a party. Sometimes people say "turnt up", means the same thing.
Ken: "I'm about to get turnt tonight!"
Rob: "F*ck yeah lets get turnt up!"
Mary: "I was so turnt last night at that party, this morning I woke up in a hobos lap at the zoo!"