Done or kept in secret, sometimes to conceal an illicit or improper purpose.
“clandestine military operations”
Not recognized as a regular member.
A prearranged meeting or assignation, now especially between lovers to meet at a specific place and time.
A mutual agreement, a covenant.
To make a tryst; to agree to meet at a place.
To arrange or appoint (a meeting time etc.).
To keep a tryst, to meet at an agreed place and time.