by chuckmn8 April 1, 2008

A portable toilet, often seen at construction sites, amateur sporting events, etc., a.k.a Porta-potty, johnny on the spot, chem can.
by Sue B. May 24, 2005

by tatersalad August 6, 2003

A shed, shack, camping shelter, tent or other shelter which provides protection from view and privacy, when used by the inhabitant (often a teenager) to masturbate, smoke marijuana, or drink alcohol without being discovered or disturbed.
My family doesn't give me any privacy so I have to go to my Jack shack in the woods when I want to rub one out or smoke a joint.
by Johnathan J. Johnson April 18, 2020

1. An establishment known for serving quality fresh seafood. Typically from Maine, the phrase 'Lobster Shack' is frequently used to refer to any sea-food selling emporium.
2. A house known for the hedonistic style of it's parties. The phrase is borrowed from lobster skin, meaning the type of girls who visit the parties are often 'loose'.
2. A house known for the hedonistic style of it's parties. The phrase is borrowed from lobster skin, meaning the type of girls who visit the parties are often 'loose'.
1. Hey John, let's go to A Lobster Shack and grab some eats.
2. Hey Matt, let's go to A Lobster Shack tonight for that wild party.
2. Hey Matt, let's go to A Lobster Shack tonight for that wild party.
by Mr Lobster Shack February 25, 2011

gentlemen's club, strip club
by DC Bama November 11, 2007

Regularly hitting the sheets with someone youare not dating OR casually moving in with someone you regularly hit the sheets with.
Living in sin.
Living in sin.
Donna spends all her time over at Jim's house, they have been shacking up together ever since they hooked up on Fat Tuesday.
by Mona Madly July 22, 2008
