sadster

plural sadsters

1. UKslangA socially inadequate or undesirable person; a saddo or loser.

   I'm not a friendless sadster, just looking for some good company & see what gives from there!

   1999, nice bloke, “Decent, witty, sober, passionate man available”, in uk.local.essex (Usenet)

   1 more example

   You see, when it comes to buying a car, people who'd haggle with the milkman turn into sadsters with 'empty my wallet' writ large on their foreheads.

   1995, Autocar, volume 202, page 48