← BackshareGuessjalapeno/ˌhɑləˈpeɪnjoʊ/nounA small, hot green or red chili pepper, often used in cooking to add spice.The recipe calls for one fresh jalapeno, seeded and minced.I added a chopped jalapeno to the salsa for extra heat.She ordered a pizza topped with jalapeno and pepperoni.Synonymschilipepper