1) Substitute for 'mate' when addressing a close friend or acquaintance. Often reserved for someone you admire for their hard work or toughness.
2) Testicles
2) Testicles
by Down under August 21, 2008
Get the Knackersmug. by Johnny S. April 10, 2021
Get the Knackeringmug. by Foeff April 5, 2010
Get the knackeratemug. by dilbert scrunchie June 20, 2003
Get the knackersmug. 
