This is the 10264th most frequent Catalan word.
pica
"Sink."
In this sentence, 'pica' refers to a sink, specifically the kitchen sink.
La pica de la cuina està plena de plats.
The kitchen sink is full of dishes.
Here, 'pica' is used as a verb meaning to knock or tap in the context of a game.
En el joc, si un jugador pica una carta, comença una nova ronda.
In the game, if a player 'knocks' a card, a new round begins.
In this case, 'pica' is a verb meaning to hit or strike, used figuratively in an idiomatic expression.