pretty penny, a

a pretty penny

A large amount of money. A fancy car like that costs a pretty penny, so I definitely can't afford it! Wow, Alex must have paid a pretty penny for a house in a gated community.
See also: penny, pretty
Farlex Dictionary of Idioms.

pretty penny, a

A considerable sum of money, as in That fur coat must have cost a pretty penny. [Early 1700s]
See also: pretty
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • a pretty penny
  • pretty penny
  • cost a pretty penny
  • cost an arm and a leg/a pretty penny, to
  • pretty
  • pretty much
  • pretty much/well
  • in a pretty pickle
  • pretty is as pretty does
  • pifted