'Clambake' definitions:

Definition of 'clambake'

(from WordNet)
noun
A cookout at the seashore where clams and fish and other foods are cooked--usually on heated stones covered with seaweed

Definition of 'Clambake'

From: GCIDE
  • Clambake \Clam"bake\, n. The backing or steaming of clams on heated stones, between layers of seaweed; hence, a picnic party, gathered on such an occasion. [1913 Webster]

Synonyms of 'clambake'

From: Moby Thesaurus