Of a bottle or similar container: firmly or properly sealed with a cork.
Origin
Mid 17th century; earliest use found in John Beale (bap. 1608, d. 1683), Church of England clergyman and writer on agriculture and natural philosophy. From well + corked.
Definition of well-corked in US English:
well-corked
adjectiveˌwɛlˈkɔːkt
Of a bottle or similar container: firmly or properly sealed with a cork.
Origin
Mid 17th century; earliest use found in John Beale (bap. 1608, d. 1683), Church of England clergyman and writer on agriculture and natural philosophy. From well + corked.