To seal or close an opening, such as on an envelope, bag, or container.

(Of a wound) to heal, close up, or form a scab.

To stop talking or keep one's lips sealed

To lock down or finalize a decision, plan, or loan amount so that it can no longer be changed.

The sealed opening or flap of an envelope, bag, or similar container.

To blockade a port

To pay someone to remain silent such as with hush money