Secret, Covert Way In, Not Up-Front
This page is the CodyCross answer for the clue below from Casino, Group 268, Puzzle 3 (Conrad Casino).
Question is: Secret, Covert Way In, Not Up-Front
and the answer is: BACKDOOR
Word Meaning:
BACK DOOR — A subsidiary entrance to a building or house at its rear, normally away from the street.
Definitions from Wiktionary.