heck interjection Stress: first syllable 🤍 Save Syllables: heck (1) English Definition An expression of annoyance, surprise, or emphasis (a milder substitute for 'hell'). Example Sentence What the heck actually happened there? US IPA /hek/ 🔊 Listen US UK IPA /hek/ 🔊 Listen UK Synonyms hell golly goodness Share this Word Facebook WhatsApp X Telegram Copy Link