👉 A 'Plain backed' thing is like when someone's backside is completely flat and devoid of any cheeky curls, just sitting there like a boring, unadorned pancake waiting for a hearty scoop of cheese. It's as if they're just standing there, ready to be 'backed up' by the most mundane of circumstances.
Now, here's an edgy example sentence: "The plain backed politician's campaign promise to 'eat the government' was met with a collective sigh of disbelief from the electorate, as if they were just waiting for the government to get plain backed."