to eat rice
He doesn't like to eat rice, because he's dying for bread
Help yourself to more rice!; Have some more rice!
to take a meal; to have lunch/dinner
It's a long time since we were out for a meal
To invite one's colleagues to lunch; to ask one's colleagues to lunch together
To invite somebody to stay for dinner
To call one's children for dinner
To go home for lunch
To have an early lunch/dinner