MPH_Janitor's definitions
An exceptionally large penis that when fully erect resembles a 1 liter drinking bottle and is of course normal body temperature hence the "heater" portion of the term.
by MPH_Janitor September 19, 2011
Get the 1 Liter Heatermug. by MPH_Janitor September 20, 2011
Get the Godzilla Tailmug.