by xrsize May 15, 2008
Get the gronkmug. by NUChickens December 17, 2011
Get the Gronkingmug. go to "wings n' things" in Ryde NSW AUSTRALIA, and you will know exactly what a gronk is - trust me!!!
by Fully_The_Sickest_Bro_Ever October 18, 2003
Get the Gronkmug. British railfan slang for a class 08 locomotive. Class 08 are a diesel-electric shunter made between 1952-62.
That Gronk is such a beast.
by Trainspotter_SYorks December 13, 2018
Get the Gronkmug. by Lunmeister1 January 3, 2021
Get the Gronkmug. 