an embarrassingly tactless
person who acts and speaks as
though they are significantly more high-
class than they really are.
"Simon speaks so eloquently and with such great articulation. He wears those weird shirts with elbow patches, too... He seems to be really
posh."
"Simon? Posh? Ha! No... He grew up just as
poor as we did. He just became faux posh when he got the gig on that
YouTube channel."