humor pussy
one who is afraid to make or laugh at jokes that may seem offensive to a race, religion, or ethnicity.
Alec: "Zack, I'm not sure but I think that chick across the bar is giving you a look...wait...nah, she's just asian."
Zack: "That's not nice, that's offensive."
Alec: "Quit being a fuckin humor pussy Zack! Gah, you're so gay."
Zack: "That's not nice, that's offensive."
Alec: "Quit being a fuckin humor pussy Zack! Gah, you're so gay."