ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: clam (V) + bake
1.
a. : a social gathering where food is prepared and eaten outdoors ; specifically : a seashore outing where clams and fish are baked (as on heated rocks covered by seaweed)
b. slang : an often noisy and pretentious social entertainment especially attended by a great many people
seldom attend the fancier clambakes in which Washington abounds — New York Times
especially : a political rally
the party faithful gathered … for the great New York clambake — Time
2. slang
a. : a radio or television program or rehearsal that is confused, badly organized, or full of mistakes
b. : jam session ; especially : one that is disorganized or unsuccessful