To press forcefully down on the exelerater of an automobile with the intention to speed away from the po-po, a rival gang, or to whip ones ride into a spin out.
by McLean Nolan June 21, 2006
Get the Mashmug. by Eemia Z August 30, 2005
Get the mashmug. The process of making tea, esp. the infusion of the leaves/bags in the boiling water.  Purists would suggest that you cannot mash instant (freeze dried) tea.
by maffoor September 24, 2004
Get the Mashmug. by sadsexdazzleblast June 16, 2011
Get the mashmug. by chaz alano September 30, 2008
Get the mashmug. 