superl betrothed; engaged to marry.
2. sure ·superl free from danger; safe; secure.
3. sure ·adv in a sure manner; safely; certainly.
4. sure ·superl certainly knowing and believing; confident beyond doubt; implicity trusting; unquestioning; positive.
5. sure ·superl certain to find or retain; as, to be sure of game; to be sure of success; to be sure of life or health.
6. sure ·superl fit or worthy to be depended on; certain not to fail or disappoint expectation; unfailing; strong; permanent; enduring.