Definitions For Seal

noun

• Any of numerous marine mammals that come on shore to breed; chiefly of cold regions
• A device incised to make an impression; used to secure a closing or to authenticate documents
• Fastener that provides a tight and perfect closure
• A finishing coat applied to exclude moisture
• Fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters
• An indication of approved or superior status
• A stamp affixed to a document (as to attest to its authenticity or to seal it)
• A member of a Naval Special Warfare unit who is trained for unconventional warfare
• The pelt or fur (especially the underfur) of a seal

verb

• Decide irrevocably
• Hunt seals
• Cover with varnish
• Close with or as if with a seal
• Make tight; secure against leakage
• Affix a seal to