i'd tap that - When you say you’d tap that, it means you like something or

When you say you’d tap that, it means you like something or someone. Like when you see a donut and you want it so bad, you’d tap it to get it.

I’d tap that if that girl walked in wearing a donut on her head.

That guy’s got more charm than a donut shop on a Monday.

I’d tap that if that car had a donut inside it.