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cucumber

American  
[kyoo-kuhm-ber] / ˈkyu kʌm bər /

noun

  1. a creeping plant, Cucumis sativus, of the gourd family, occurring in many cultivated forms.

  2. the edible, fleshy fruit of this plant, of a cylindrical shape with rounded ends and having a green, warty skin.

  3. any of various allied or similar plants.

  4. the fruit of any such plant.

cucumber British  
/ ˈkjuːˌkʌmbə /

noun

  1. a creeping cucurbitaceous plant, Cucumis sativus, cultivated in many forms for its edible fruit Compare squirting cucumber

  2. the cylindrical fruit of this plant, which has hard thin green rind and white crisp flesh

  3. any of various similar or related plants or their fruits

  4. very calm; self-possessed

"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
cucumber Idioms  

  1. see cool as a cucumber.

Etymology

Origin of cucumber

1350–1400; Middle English cucumbre < Anglo-French, Old French co ( u ) combre < Latin cucumer-, stem of cucumis; replacing Middle English, Old English cucumer < Latin, as above

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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