overweight and/or very FAT person who is grimmy, loves to eat his and your food, is always hungry and thinks he is cool as bananas. Also likes to drive sport cars and likes to follow other ppl, very undependable.
by Jayson Patrick September 25, 2005
 Get the lunchboxmug.
Get the lunchboxmug. Someone whose brain is like a metal box with an apple core, a Flinstones vitamin (Barney), and a couple potato chips clanging around in it. And that's all.
Megan probably won't remember she's supposed to meet us here even though I reminded her her four times. What a lunchbox.
by ssarrrrah September 28, 2010
 Get the lunchboxmug.
Get the lunchboxmug. When you defecate into a woman's vagina and she holds it in her until you get to your picnic site to feed to you.
Sally's lunchbox was overflowing
by Kingof7676 June 26, 2017
 Get the Lunchboxmug.
Get the Lunchboxmug. 1) A box to keep food, especially a lunch. Often found at schools, picnics and such. 
2) Someone fat who looooves to eat, such as Silent Bob from such films as "Jay and Silent Bob strike back"
2) Someone fat who looooves to eat, such as Silent Bob from such films as "Jay and Silent Bob strike back"
by Snoogans December 28, 2005
 Get the lunchboxmug.
Get the lunchboxmug. "My wife loves to say she is packing my lunchbox , when she is actually stuffing her vagina with fruit."
by IFGODWASONEOFUS February 1, 2015
 Get the LunchBoxmug.
Get the LunchBoxmug. by g-roge April 15, 2006
 Get the lunchboxmug.
Get the lunchboxmug. to be unfocused on reality, zoned out, on another planet etc.
evolution of the phrase "out to lunch"
evolution of the phrase "out to lunch"
by luna_smarm November 30, 2009
 Get the lunchboxedmug.
Get the lunchboxedmug.