Ma'anar ƙamus na kalmar "salon gashi" yana nufin wata hanya ta musamman da ake aske gashin mutum, ko tsara shi, ko siffa. Yana iya haɗawa da dabaru daban-daban, kamar yanke, canza launi, murƙushewa, daidaitawa, ko tsara gashi ta wata hanya ta musamman don ƙirƙirar kyan gani ko tasiri. Salon gashi sau da yawa lamari ne na son kai ko ka'idojin al'adu kuma ana iya yin tasiri ta hanyar salon salo, salon kai, ko la'akari mai amfani kamar nau'in gashi ko tsayi.