wren

Multiple Entries:
  wren    Wren  

Concise Oxford English Dictionary © 2008 Oxford University Press:
wren/ren/

▶noun a very small short-winged songbird with a cocked tail. [Troglodytes troglodytes.]

■ any of numerous small songbirds of the same family (Troglodytidae) or of unrelated families.

– origin OE wrenna, of Gmc origin.

Concise Oxford English Dictionary © 2008 Oxford University Press:
Wren/rɛn/

▶noun (in the UK) a member of the former Women's Royal Naval Service.

– origin early 20th cent.: from the abbrev. WRNS.