An often small and rather persistent (read: annoying) wasp that flourishes in the summer months and is easily recognized by the yellow portion around its midsection (the "jacket").
by InspectorJavert March 6, 2005
 Get the yellowjacketsmug.
Get the yellowjacketsmug. Dude, I'm never gonna get this shipment of dirty mexican produce to Cleveland on time if I don't get me some yellowjackets.
by Jaggo March 22, 2004
 Get the yellowjacketsmug.
Get the yellowjacketsmug. They were all wearing yellowjackets.
by buryuntime October 19, 2008
 Get the yellowjacketsmug.
Get the yellowjacketsmug. by Gumba Gumba May 26, 2004
 Get the yellowjacketsmug.
Get the yellowjacketsmug. n. a large plastic ramp-like object laid across a doorway to provide a walking space over cable equipment, such as in a stage set, especially where the amount of cabling makes gaffing impractical (so named for their common colour)
by voodooelectronics July 19, 2006
 Get the yellowjacketmug.
Get the yellowjacketmug. by Mr.ShortBus November 15, 2011
 Get the YellowJacketmug.
Get the YellowJacketmug. One of the best drinks ever created. A blend of Sunny D, Parrot Bay Pineapple Rum and a bit of Sprite, has also become known as liquid candy.
by hotpapa189 June 22, 2010
 Get the Yellowjacketmug.
Get the Yellowjacketmug.