1. Someone who thinks their brain is made of gold, but in reality it is just small enough to catch the mesh in the panning tray.
2. A term of endearment used in mining camps to elicit gay sex. Now in general use to prod people with large egos.
Way to go, nugget head, now nobody can eat the cream corn!
description of the cranium of guyroberts - a rice krispie, popcorn, werthers original NUGGET head. he also loves anal and when you give him a rusty trombone he will give you a tenner.
"hey there goes guy roberts, what a guy nugget head, i bet he loves rusty trombone, probably offer him a tenner"