Definition of "Sealed" :

adjective: (of walls) covered with a coat of plaster

adjective: covered with a waterproof coating

"A sealed driveway."

adjective: having been paved

adjective: determined irrevocably

"His fate is sealed."

adjective: closed or secured with or as if with a seal

"My lips are sealed."

adjective: established irrevocably

"His fate is sealed."

adjective: undisclosed for the time being

"Sealed orders."