He always tries to yuck up the party with his negative comments.

I can't believe you're eating that. Yucks someone's yum!

I don't like sushi, but I won't yuck someone's yum.

She yucked someone's yum by eating the last slice of pizza.

She is yucking someone's yum by criticizing their taste in music.

The yuckster had the audience in stitches with his hilarious jokes.

The yucksters were causing a ruckus at the party.