Top Definition
to be unfocused on reality, zoned out, on another planet etc.
evolution of the phrase "out to lunch"
"I'm a bit lunchboxed at the moment"
"Oh I see, I hope I can help you get back to reality"
by luna_smarm November 23, 2009

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Gettin so wacked on Molly and Blow that you are a totally useless human for a minimum of 2-3 days.
I ate so many pills and blew so many lines at Coachella in was lunch boxed for like 3 days. FML!
by 5280 PARTY MONSTER September 27, 2010

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A very uncomfortable shell. Checking out your own belongings in a group of people and shielding them the whole time.
He was counting his lettuce, sitting there, and felt awfully lunchboxed by that smartassy kid.
by Scary Grains June 06, 2017

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