[ 'dʒɛrɪˌmandə ]
( Brit. also jerrymander )
■ verb [often as noun ~ing ] manipulate the boundaries of (an electoral constituency) so as to favour one party or class.
Derivatives
~er noun
Origin
C19: from the name of Governor Elbridge Gerry of Massachusetts + salamander , from the supposed similarity between a salamander and the shape of a new voting district created when he was in office, which was felt to favour his party.