A restaurant chain in Cali that sells some simple but good burgers and fries. Similar to whataburger in that they use pretty good ingredients.
by Adel7 January 1, 2008
Get the in-n-outmug. by _Kal April 26, 2005
Get the in-n-outmug. by yo-what-is-up-my-dawg April 9, 2005
Get the In-n-outmug. Family owned fast food restaurant chain mainly in California. Home of the best burgers, fries, and shakes ever.
In-N-Out! In-N-Out! That's what our hamburgers' all about!
by MoonKnight November 24, 2002
Get the In-N-Outmug. by e.baek.ems January 7, 2009
Get the In n Outmug. In-N-Out is a privately-owned hamburger fast food chain located in California, Arizona, and Nevada. It's simple menu has remained unchanged since the restaurant's extablishment in 1948. There are also "secret" item specials, variations of the basic menu that are not listed on the menu nor advertised.
by INO 4EVR August 22, 2005
Get the In-n-outmug. One of the bizarre new religions in California, masquerading as a burger chain. Their secrets and mysteries include the "Neapolitan Shake" and the "Animal Style Fries"
by havocker February 20, 2009
Get the In-n-Outmug.