The act of being overly obsessed with an artist/person/character/etc.
STalker + fAN = STAN
Eminem's song "Stan" embodied all the aspects of what it means to be a huge fanatic of a music artist, and the word has since been used to encompass all obsessive fan behavior.
1. The state one finds oneself in after excessive alcohol/drugs consumption.
2. The state one finds oneself in after working to long scanning barcodes
1. You should have seen Katie at the partylast night - She was totally scanning out
2. Katie can't meet us in BBs - she's worked overtime and is totally scanned out