A covering or cover.
Secret, not spoken of (spoken of only in hushed whispers between insiders).
Kept within certain limits; limited:
Accessible or known to authorized personnel only:
Find another word for under-wraps. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for under-wraps, like: buttoned-up, classified, covert, hidden away, hush-hush, kept concealed, restricted, top-secret and with a lid on.