I Hit Lefty, But Only In Baseball Edit Meaning

1.

A metaphorical way of a telling a gay or lesbian you are straight and have no desire or capacity for a same-sex hookup.

You tell a bi I switch hit, but only in baseball.

At the batting cage....

Lesbian standing outside cage: I just LOOOVEE the way you swing the bat left-handed. Can you hit lefty with me?

Me: Hell, no! I hit lefty, but only in baseball! I I throw righty.

See gay, lesbian, straight, i don't swing that way