originally Biker slang -coined Combo Pete/Andy Lights c 1983 at J Riddle gig and EVS benefit.
orig Rats Bollocks after "Nemo" the rat.
alternatively the mutz nutz
useage denoting the largest or best
1) To be the best example of its kind.
2) Dog testicles.
3) An alcoholic drink that can be found somewhere in most pubs or bars in the UK.
"The dogs' bollocks are gone, someone castrated him"
"No-one drinks the dogs bollocks, we just stock it because we like the name."