Hair idioms are phrases in English that include the word “hair” or are related to the theme of hair. These sayings are used in everyday conversations, and they have meanings that are not always clear from the words themselves. Let’s explore some of these interesting expressions that make English so colorful! Hair Idioms Here are 20 hair idioms in English. Bad hair day Meaning: Feeling unattractive or upset Example: I’m having a bad hair day today. Hair-raising Meaning: Very frightening Example: That was a hair-raising horror movie. Split hairs Meaning: Argue about small details Example: Let’s not split hairs over