Boyfood is the appropriate term when you can't call someone your boyfriend- either because it's "complicated" or inappropriate to do so- but all you want to do is eat each other ;) Hence, boyfood.
I don't buy the schmegegge about Morty sleeping with Moira.
His version of the story was pure schmegegge.
The whole schmegegge was made up to get Liz a little bit of attention.
Looking or experiencing something nice after witnessing something horrid like a disgusting gif or a disturbing video. Typically used as eye bleach are nice images of whatever makes the disturbed person happy.