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definitions

Sunbelt

or Sun Belt

[suhn-belt]
noun (sometimes lowercase)
  1. the southern and southwestern region of the U.S.

Origin of Sunbelt

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for sun belt

Sunbelt

noun
  1. the southern states of the USA
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
Word Origin and History for sun belt

Sunbelt

n.

1969, with reference to the Southern U.S., from sun (n.) + belt (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
sun belt in Culture

Sunbelt

States in the South and Southwest marked by warm climate, rapid economic and population growth in the last two decades, and (often) political conservatism.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Idioms and Phrases with sun belt

sun belt

The southern and southwestern United States, as in Retirees have been moving to the sun belt for years. It is so called for its warm climate. [Mid-1900s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.