white pox whi·te·pox uncommon noun 1. a mild form of smallpox caused by a less virulent form of the virus Synonymsalastrimvariola minorpseudosmallpoxpseudovariolamilk poxwhite poxWest Indian smallpoxCuban itchKaffir pox Related words Broader terms smallpox WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.