1. (adv) - To be strange or abnormal in a negative manner - similar to "clapped". May rarely hold a slightly positive connotation if used fondly.
2. (v) Mainly in the British Isles - The more common, past-tense form of "clart", the act of having been beaten up, typically via a tackle of some sort.
"I don't know how the fuck she can listen to this... shit's fucking clarted lmfao"
"Got absolutely clarted outside Tigh Neachtain's last night..."