nonchalantfeeling or appearing casually calm and relaxed; not displaying anxietyShe gave a nonchalant shrug when asked about the enormous pressure she was under.NoteShe gave a nonchalant shrug when asked about the enormous pressure she was under.Elon.io is an online learning platformWe have an entire course teaching GRE Verbal — Essential Vocabulary grammar and vocabulary.Start learning GRE Verbal — Essential Vocabulary now