noun U.S. Government.
one of a fixed number of districts into which a state is divided, each district electing one member to the national House of Representatives.
Origin of congressional district
An Americanism dating back to 1805–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(in the US) an electoral division of a state, entitled to send one member to the US House of Representatives
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012