I'd buy her an icecream cone - Means I'd give her ice cream and then punch her in the face

Means I'd give her ice cream and then punch her in the face for being annoying.

I'd buy her an icecream cone and then pull her hair out.

I'd buy her an icecream cone and then walk away and never talk to her again.

I'd buy her an icecream cone and then tell her she was the worst.