pitons Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. metal spikes used in climbing to secure ropes. Example Sentence He preferred steel pitons when climbing. More Example Sentences He placed the pitons firmly into the wall. Synonyms spikes; anchors; hooks Antonyms unsecured Hear It! Say It! Write It! pitons Switch to cursive Start Share with your friends: