coif
Concise Oxford English Dictionary © 2008 Oxford University Press:
coif /kɔɪf/
▶noun
- 1 a woman's close-fitting cap, now worn under a veil by nuns.
■ historical a protective metal skullcap worn under armour.
- 2 also /kwɑːf/ informal, chiefly N. Amer. short for coiffure.
– origin ME: from OFr. coife ‘headdress’, from late L. cofia ‘helmet’.
'coif' also found in these Oxford entries:

