bad hair day

== English == === Etymology === Said to have been coined by British trichologist Philip Kingsley (1930–2016). === Pronunciation === === Noun === bad hair day (plural bad hair days) (literally) A day when one's hair seems unmanageable. [from 20th c.] (idiomatic, by extension) A day when things seem to be unmanageable or go wrong. ==== Synonyms ==== (bad hair): hairmageddon ==== See also ==== one of those days uncombable hair syndrome === References ===