The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
also 'burbnoun Informal
A suburb: “when the condos get so dense out in those 'burbs that the deer have to run right through hot tubs” (Russell Baker).
Origin: Short for suburb.