Top definition
1: A sub length at Subway

2: Long, male genitalia
1:I got a footlong at Subway

2: Girl 1: You were with Mark?

Girl 2: Yeah, he has a footlong!

G1: NO WAY!
by THATxSHORTxKID June 02, 2011
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2
A lengthy penis (not necessarily 12 inches, but not under 10), a hot dog, or a sub (See: hoagie). All are good on buns.
Dave: Hey- is that a footlong?

Burt: Sure is.

Dave: You know I've got buns for it.
by Dumase April 24, 2008
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4
could specifically be someone’s “foot long” (preferably male) or can known as subway meal. “Foot long can also be referred to as size in particular places.
by Toe too big April 09, 2019
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5
When one eats a subway 12 inch and needs to take a dump straight afterwards.

A decription of the size of the crap brewing inside of you.
*wrapping up empty subway wrapper*

Man i gotta go to the toliet to do a foot long now
by The Fonz585 November 15, 2006
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6
When you take a poop, and when you get up to look at it you can't believer that huge poop came out of you.
Dude I just took a footlong! When I looked at it I almost fainted haha.
by hngsolo April 20, 2009
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