Men get away with anything if they have money. Women usually don't build the gut until after they have a stable partner. So if you find a woman with a really big gut that doesn't have a partner it's a major warning sign. She could turn into a whale.
On the other hand many of the women with a few extra pounds are good at cooking and not one of those that mostly live of salad. So depends a bit on what you're after I guess
There is a reason that many of the fat people I know also have fat partners
It's often a lifestyle thing and having a gut could actually increase your chances to date someone else with a gut. Sends some signals you know