• synonyms


  1. a desert valley, the level of which has been raised by aggradation, usually draining into a playa.
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Origin of bolson

1830–40, Americanism; < Spanish: big purse, equivalent to bols(a) purse (< Late Latin bursa; see bursa) + -ón augmentative suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bolson

Historical Examples

  • Of this nature is the great arid tract known as the Bolson of Mapimi.


    Charles Reginald Enock

  • All accounts agree in speaking of the bolson of Cuzco as well provided by nature in this respect.

  • The collector stated that the large tortoises had been found in only one bolson in Coahuila.

  • With a band of deserters, who chose him for their chief, he had taken refuge beyond the wild and waterless Bolson de Tonoro.

  • Barrios is drinking himself to death in jovial company away somewhere on his fundacion beyond the Bolson de Tonoro.

British Dictionary definitions for bolson


  1. Southwestern US a desert valley surrounded by mountains, with a shallow lake at the centre
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Word Origin

C19: from American Spanish bolsón, from Spanish bolsa purse, from Late Latin bursa bag; see purse
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