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2 definitions by Achillies

 
1.
Robo Tripping is a verb describing when primaraly teens consume far more than the recomended dose of Robotussin Cough Gels for a trip. The active ingredient in Robotussin Cough Gels is Dextromethorphan DXM.
Teen 1: Hey man Im gunna go Robo Tripping tonight
Teen 2: Haha Who hooked you up with that shit?
Teen 1: My dealer and close friend WallMart
by Achillies June 15, 2006
 
2.
Simply means £10 worth of weed. Coming from 'tenna'.
'Hey blud, you wanna go halfs on a benna?'
by Achillies March 13, 2005