What is Nobsack?
1.
Literally - The bag of balls thats hangs beneath the penis/cock/dick/nob as part of the male genitalia.
Metaphorically - Someone who you really dislike and want to insult. It usually just comes out as you cannot think of a better insult.
"Jonathan i dislike you"
"Yeah well i think your a complete ... nobsack"
See
2.
Multi-purpose term to be used in any number of circumstances. Less harsh than
Oi nobsack, do you want a cup of tea?
or
Alright nobsack, what are you up to later?
or
Americans, what a bunch of nobsacks
3.
See
4.
a person who is not being very sensible .
for christs sake luke .... grow up and stop being such a NOBSACK.
See