0 a formal party with alcoholic drinks, usually in the early evening
1 a party, usually in the early evening, at which drinks are served
Just think of the police car waiting outside the "pub", or the private cocktail party.
I should have thought that if we could abolish the cocktail party as a social device, we should make some progress.
There are often 40 or 50 or 60 people at a cocktail party in a private home.
I remember some time ago being given a cocktail party.
Let us consider the hypothetical case of a person who goes to a cocktail party.
Let her have her tea parties; let her become a habitué of the drawing-room or even of the cocktail party.
They took over a bar and had a glorified cocktail party.
That does not sound very much like an invitation to a cocktail party.