Basement

[Sarah]

The outer wall of the ground story of a building, or of a partof that story, when treated as a distinct substructure. ( See Base,n., 3 (a).) Hence: The rooms of a ground floor, collectively.Basement membrane (Anat.), a delicate membrane composed of a singlelayer of flat cells, forming the substratum upon which, in manyorgans, the epithelioid cells are disposed.

[Sarah]

A great place to tie up people, and hold them hostage, and rape them, and feed them crackers, and laugh at them.

[Sarah]

The place where your daughter sits and has sex with her boyfriend. They both listen close for your feet to go down the steps. And when you do, they scoot apart a foot or so you don't expect anything.

[Sarah]

a small rave. can be illegal.

[Sarah]

An underground hang-out in Salem, Illinois, beginning in September of 2008 and ending the following December, where 10 to 40 visitors, or Basement

[Sarah]

Home of the elusive forty-year old man. Creepy old people hang out in their mother's basement and play online games, where they pretend they have familys and friends. Said old people often have no penis.

[Sarah]

It's like upstairs, but downstairs. You can do things here that you can't do in your living room.

[Sarah]

Ultimate stoner hang out

[Sarah]

Where all of the anthropologists live.

[Becky]

a part of a building consisting of rooms that are partly or completely below the level of the ground:

[Luis Fok]

The floor of a building which is partly or entirely below ground level.