doghouse

Any small house or structure or enclosure used to house a dog.
A structure of small size, similar to a doghouse, but offering useful shelter for a human.
Mechanically, an equipment cover with an opening, with a shape resembling a doghouse.
A difficult or demoralizing situation.
A traffic signal with five sections: two on the bottom, two in the middle, and one on top.
(informal) Any shabby or disreputable establishment.