An extension of the popular internet and text messaging acronym 'lol', the difference being when the 'lol' is aimed at something, or someone, in particular, and not necessarily as a general amusement to the conversation.
Person 1: I got a bad mark at my maths mock yesterday. Didn't care - got a crap teacher anyway.
Person 2: Lol@Mr Garrison!
Slang term combining the spanish term 'loco', meaning crazy and the abbreviation 'mofo' meaning motherfucker. Locomofo can also be hyphenated, or presented as separate words. It can be used in both a positive, or negative manner in reference to someone, depending upon the context in which it's used.