1. To bring together into a single whole or system.
2. To unite into one.
3. To make firm or secure; strengthen:.
4. To make or form into a solid or hardened mass.
5. To form into a solid mass or whole.
To make steady; SYN. calm, becalm.
(Homonym: Titan).
1. To become tight or tighter.
2. To make tight or tighter; SYN. fasten.