filler noun Stress: first syllable 🤍 Save Syllables: fill-er (2) English Definition A thing used to fill a gap or cavity, or to increase bulk. Example Sentence He used a filler to plug the hole. US IPA /ˈfɪlər/ 🔊 Listen US UK IPA /ˈfɪlə/ 🔊 Listen UK Synonyms padding stuffing sealant replacer Share this Word Facebook WhatsApp X Telegram Copy Link