Remark/rɪˈmɑːrk/ Definition 1 of 3Pro Tip 1/3Expressing opinions Use 'remark' to share your thoughts in a casual conversation. Sara's remark on the new policy sparked a lively discussion. Pro Tip 2/3Brief comments 'Remark' usually refers to brief comments rather than long explanations. His remark about the performance did not exceed a sentence. Pro Tip 3/3Impromptu thoughts Remarks are often made spontaneously, without much planning. He made a humorous remark that caught everyone off-guard.