jalapeno

UK: /ˌhæləˈpeɪnjəʊ/, /ˌdʒæləˈpiːnəʊ/

WordReference Random House Learner's Dictionary of American English © 2025

ja•la•pe•ño or ja•la•pe•no /ˌhɑləˈpeɪnyoʊ/   n., pl. -ños or -nos. 

1. Plant Biology a hot-tasting, green or orange-red pepper used esp. in Mexican cooking:
   [uncountable] The sauce is too spicy; maybe there's too much jalapeño.
   [countable] The jalapeños are hot.

Also called ˈja•laˈpe•ño ˈpep•per. 

WordReference Random House Unabridged Dictionary of American English © 2025

ja•la•pe•ño  (hä′lə pān′yō; Sp. hä′lä pe′nyô), n., pl. -pe•ños 

(-pān′yōz; Sp. -pe′nyôs). 
1. Plant Biology a hot green or orange-red pepper, the fruit of a variety of Capsicum annuum, used esp. in Mexican cooking.

Also, ja′la•pe′no. Also called ja′lape′ño pep′per. 

• Mexican Spanish (chile) jalapeño (chile of ) Jalapa
• 1935–40

Collins Concise English Dictionary © HarperCollins Publishers::

jalapeño / dʒæləˈpiːnəʊ xalaˈpenjo/ noun

1. a very hot type of green chilli pepper, used esp in Mexican cookery

Etymology: Mexican Spanish