[ las-oh, la-soo ]
/ ˈlæs oʊ, læˈsu /

noun, plural las·sos, las·soes.

a long rope or line of hide or other material with a running noose at one end, used for roping horses, cattle, etc.

verb (used with object), las·soed, las·so·ing.

to catch with or as with a lasso.

Nearby words

  1. lassen peak,
  2. lassen volcanic national park,
  3. lassi,
  4. lassie,
  5. lassitude,
  6. lasso, orlando di,
  7. lassus,
  8. lassus, orlandus,
  9. lassus, roland de,
  10. last

Origin of lasso

1760–70; < Spanish lazo < Latin laqueus noose, bond; see lace

Related formslas·so·er, nounun·las·soed, adjective


[ lah-soh ]
/ ˈlɑ soʊ /


Orlando di [dee] /di/, Orlandus Lassus, 1532–94, Flemish composer. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lasso

British Dictionary definitions for lasso


/ (læˈsuː, ˈlæsəʊ) /

noun plural -sos or -soes

a long rope or thong with a running noose at one end, used (esp in America) for roping horses, cattle, etc; lariat

verb -sos, -soes, -soing or -soed

(tr) to catch with or as if with a lasso
Derived Formslassoer, noun

Word Origin for lasso

C19: from Spanish lazo, ultimately from Latin laqueus noose

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 lasso


1807 (v.); 1808 (n.), American English, from Spanish lazo, from Latin laqueum (nominative laqueus) "noose, snare" (see lace (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper