open-faced
Concise Oxford English Dictionary © 2008 Oxford University Press:
open-faced
▶adjective
- 1 having a frank or ingenuous expression.
- 2 (of a watch) having no cover other than the glass.
- 3 (also open-face) N. Amer. (of a sandwich or pie) without an upper layer of bread or pastry.
'open-faced' also found in these Oxford entries:

