Slang / euphamism for 'violent(ly insane)'. Spoken of the character 'Brock Sampson' by the character 'The Monarch' on the cartoon show 'The Venture Bros.'
Without a doubt, The USA has gone sickhouse on Iraq since March 20th, 2003.
by UDreader November 11, 2004
1 more definition
adj. To go buck wild, crazy, nuts, or insane.
Cut that out or he'll come up here and go completely sick-house on all of us.
by Chris Cooper December 08, 2004