Literal (referring to striking):
* The warrior smited his enemy with a powerful blow from his sword.
* The gods smited the city with a plague for its wickedness.
Figurative (referring to defeating or punishing):
* The athlete's powerful serve smited the opponent's return.
* The argument smited any hope of a peaceful resolution.
* The critics smited the new film with harsh reviews.
Humorous:
* My hunger smited me as soon as I smelled the pizza.
* My laziness smited me when I realized the deadline was tomorrow.
Note: "Smite" is a rather dramatic word, so it's best used in situations where the action is significant.