A group-sex act in which three males penetrate a female, with two penises in her vagina and one in her mouth. The female is also penetrated anally with a butt plug or dildo. The act ends with the three males ejaculating in the female's mouth ("lunch time"). There are subclassifications and variations, for example: "bento box" (Asian female), "A-Team lunchbox" (two penises in the anus and a dildo in the vagina), "no thermos" (butt plug or dildo not present), and "with baggies" (condoms present).

Formed from the word lunchin. A lunchbox is a clueless high kid, who acts stupid, and lacks common sense; usually perjorative in nature.

a person who is acting stupid, dumb, crazy, hilarious, angry, high, absent minded, drunk, retarded or weird, and can be any combination of the previous. This word originated in DC and Maryland (and other select places on the east coast), and is quite rare to be heard anywhere else. It is also hard for people to understand it's context who aren't from the area

The term Lunchbox referring to an absent minded individual or “Freudian slip” may have evolved from the phrase “Out to Lunch” or “mentally checked out” for the moment. Later, the term Lunchin was added to refer to an action, event, thing, and person (basically a noun). A Lunchbox is a person which makes you want to Facepalm! Believed to be words indigenes to the metropolitan area of DC, MD, and NOVA.

Your local pothead gets called Lunchbox often. Newly evolved term Lunchbag is a person not even good enough for the Box!

A woman's genitals. Derived from 'eating out', and the act of engaging in intercourse in the middle of the day.

A male Bulge visible to others.

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.

The name given to a mans crotchal protrudence through clothing, normally more evident in people who wear tight trousers or who's surname is Papanagnou.