To be doing well for yourself.
1/ (From the song) "Dizzee's on a hype ting, I see he's doing quite alright, I see his video the other night"
2/Boyy landed bare cash, runnin on a hype ting
A group of people, a crew maybe, going out to graffiti. Sometimes shortened to 'sesh'
1/ let's go on a bombing sesh
To be on a hype is to be very excited, hyperactive.
1/He got drunk and was runnin round on a hype.