a pretty penny
• a large sum of money.
• "that car must have cost a pretty penny"
Similar:
a lot of money,
a fortune,
millions,
billions,
a king's ransom,
a killing,
a windfall,
a bonanza,
a small fortune,
lots/pots/heaps of money,
a mint,
a bundle,
a packet,
a wad,
a pile,
a stack,
a heap,
a tidy sum,
telephone numbers,
a bomb,
shedloads,
a shedload,
big bucks,
big money,
gazillions,
big bickies,
motser,
motza,
a huge amount,
a vast sum,
a large sum of money,
a lot,
an arm and a leg,
loadsamoney,