What does the cryptic crossword clue "Hairstyle for a makeover (4)" mean?

The definition is "Hairstyle". The wordplay uses an anagram. anagram of FOR + A = AFRO; definition: "Hairstyle" The answer is AFRO.

Hairstyle for a makeover (4)

Guardian Cryptic #25257 | 10 Across | 2011-02-28 flower