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3.
Tourist family, after the movie with Chevy Chase.
Tourist with big overloaded car or SUV, always lost, usually rude. Expression heard in Key West shortly after the first "Griswald" movie.
oh geez, lookout here come the Griswalds.
Hey, Griswald senior tips good, for a Griswald.
by Al Graham August 14, 2005
 
1.
A small pressure-triggered grenade, about the size of an AA battery. Can be hidden in foods like bread or soft fruits, which is why you NEVER eat in hostile territory.
Neil foolishly bit into the apple the shady stranger gave him, and a small explosion blew off the bottom of his face. A griswald was hidden in the apple.
by JAYN3 C0BB May 31, 2010
 
2.
Dirty, longhaired, bearded, often skanky mainly homeless!
Man that is one dirty GRISWALD!
by Whisper M. February 01, 2009
 
4.
Tourists in cottage country, complete with dogs, kids and toys on the roof of their SUV, usually loud and annoying.
The Griswalds have taken over the next cottage, there goes sanity.
by Rolly August 20, 2005