adj. Not able to burn or able to burn only with difficulty. [ Narrower terms: noncombustible (vs. combustible), incombustible ] Syn. -- fireproof. [ WordNet 1.5 ]
n. 1. One who maintains that no resistance should be made to constituted authority, even when unjustly or oppressively exercised; one who advocates or practices absolute submission. [ 1913 Webster ]
2. One who holds that violence should never be resisted by force; especially, a reformer who believes in passive resistance. Syn. -- passive resister. [ WordNet 1.5 ]