a drink
Dijo que iba a tomar una copa y no volvió.
He said he was going to have a drink and never came back.
— Mystic River (2003)
Así que el chef te ha invitado a una copa?
So the chef has invited you for a drink?
— Ratatouille (2007)
A glass.
Yo siempre bebo una copa de café en las mañanas.
I always drink a cup of coffee in the mornings.