Because mine's Hoover, and I've got both versions covered. I suck down food like it's going out of style, and I feel like I'm retaining a million gallons of water. So I've got the vacuum cleaner and the dam covered, lol! MIL heard DH calling me Hoover in a teasing but affectionate way, and wow, that was awesome. It went a little something like this...
MIL: Why'd you call her that?
DH: Because she's a food vacuum and bloated from the heat. Hey, it was her idea!
MIL: Oh! I thought it was because of the way she sucks your-
Me: *on the floor, dying of laughter*
Anyone else have fun pregnancy nicknames? :-)