seal

fe’l verb

1. To hunt seals. They're organizing a protest against sealing.
2. To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality. to seal silverware
3. To fasten (something) so that it cannot be opened without visible damage. The cover is sealed. If anyone tries to open it, we'll know about it.
4. To prevent people or vehicles from crossing (something). The border has been sealed until the fugitives are found.

ot noun

1. A pinniped (Pinnipedia), particularly an earless seal (true seal) or eared seal. The seals in the harbor looked better than they smelled.
2. A design or insignia usually associated with an organization or an official role. The front of the podium bore the presidential seal.
3. Something which will be visibly damaged if a covering or container is opened, and which may or may not bear an official design. The result was declared invalid, as the seal on the meter had been broken.
4. Confirmation or approval, or an indication of this. Her clothes always had her mom's seal of approval.