someone who is cruel, evil, pitiless, merciless, and that never ceases to be bad to others. (the jails are full of these people).
Gee my boss at the moment is so relentless, we should put a hit on that puto, hey H Bomba you got his ticket esse, Orale!!
by Jason "Vato Loco" June 26, 2007
A fruit energy drink, high in caffeine. Add pro-plus and a bit of vodka, you'll be bouncing off walls in no time.
Hey did you just see Jimmy!? He downed a relentless cocktail of pro-plus and caffeine, then he jumped out of the window thinking he could fly!
by Black44 December 29, 2007
by i-feed-on-your-viscera August 28, 2008
by Adrenalectomised(Hello Wolf!!) August 26, 2008
An energy drink, mostly drunk by BMX ers in Farborough. Nornally gone on halves, two people buying a four pack paying half each, and a great drink to replace Red Bull
by Roman1077 December 13, 2007