on edge Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. feeling nervous or tense about something. Example Sentence The dog was on edge during the thunderstorm. More Example Sentences The loud noise made him feel on edge. Synonyms nervous; anxious; uneasy Antonyms calm; relaxed; composed Hear It! Say It! Write It! on edge Switch to cursive Start Share with your friends: