A padded cell used for keeping mental patients who might be a threat to themselves locked up.
Johnny flipped out and now they keep him in a rubber room.
by tbrauch March 15, 2007
Nickname for a room where teachers in the New York City Public School System who are suspected of misconduct are held for an indefinite period of time.
Mr. Nelson was put in the rubber room because Timmy said that Mr. Nelson touched him.
by johnwyand February 25, 2008