This phrase literally translates to 'where two can eat, three can eat.' It's a colloquial expression used to indicate that there is always room for one more, especially in relation to sharing food, hospitality or resources.
Examples
- Spanish: No te preocupes por traer a tu amigo a la cena, ya sabes que donde comen dos, comen tres.
- English: Don't worry about bringing your friend to dinner, you know that where two can eat, three can eat.