Pronounced 'jayste'. A combination of the words gel and paste, often used to describe the filling of Junior Mints.
by tayvincible January 9, 2009
 Get the gastemug.
Get the gastemug. A demonic presence that can manipulate time and control magic . Also possesses mind control. Commonly found in dank corners.
by ZerohBlackheart August 6, 2017
 Get the the gastmug.
Get the the gastmug.  Get the gastmug.
Get the gastmug. When one is being extremely gay
by Ryan September 12, 2004
 Get the Gastmug.
Get the Gastmug. by Dave96 August 30, 2007
 Get the gastmug.
Get the gastmug. A machine gun of German origin dating back to the latter half of World War 1 that featured two barrels to increase the rate of fire, It was fed by two drum magazines and was mounted on only so many German fighter planes. A similar machine gun to the Gast is still used today on various Russian fighter/attack aircraft.
by Snaffleman October 1, 2007
 Get the Gast gunmug.
Get the Gast gunmug.