pepsi noun Stress: first syllable 🤍 Save Syllables: pep-si (2) English Definition A popular brand of carbonated soft drink. Example Sentence He ordered a can of Pepsi with his lunch. US IPA /ˈpep.si/ 🔊 Listen US UK IPA /ˈpep.si/ 🔊 Listen UK Synonyms cola soda soft drink pop Antonyms water milk Share this Word Facebook WhatsApp X Telegram Copy Link