Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: Hair & beautybackcombback‧comb /ˈbæk-kəʊm $ -koʊm/ verb [transitive] British English DCBto comb your hair against the way it grows in order to make it look thicker and shape it into a style SYN tease American English→ See Verb table ldoceonline.com