• 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); "the warrant bore the sheriff''s Seal"
• a member of a Naval Special Warfare unit who is trained for unconventional warfare; "Seal is an acronym for Sea Air and Land"
• the pelt or fur (especially the underfur) of a Seal; "a coat of Seal"
• decide irrevocably; "Sealing dooms"
• hunt Seals
• cover with varnish
• close with or as if with a Seal; "She Sealed the letter with hot wax"
• make tight; secure against leakage; "Seal the windows"
• affix a Seal to; "Seal the letter"

'Seal' in other languages