Someone who thinks they are, or is trying to be, classy or sophisticated. They are not pish posh but want everyone to think so.
"Beatrice says she is a firefighter and a scuba instructor. She seems interesting."
"Don't fool yourself, she's merely a pish poshman."
To call someone who can get you a digging job or other landscape/gardening work quickly, especially from craigslist.
ex: "Hey we need an extra $500 by the end of the month." "Shit dude, call Carlitos."