bone-chilling Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. Extremely cold or chilling to the bone; causing a shiver or feeling of intense coldness Example Sentence The bone-chilling wind made everyone bundle up in their warmest coats and scarves. Synonyms freezing; icy Antonyms warm Hear It! Say It! Write It! bone-chilling Switch to cursive Start Share with your friends: