make a fast buck

make a fast buck

To make money quickly and/or without effort, often through dishonest, unscrupulous, or ethically dubious means. The people hawking T-shirts commemorating the tragedy are just looking to make a fast buck.
See also: buck, fast, make
Farlex Dictionary of Idioms.

make a fast buck

 and make a quick buck
to make money with little effort or in a short time. Tom is always ready to make a fast buck. I made a quick buck selling used cars.
See also: buck, fast, make
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

make a fast buck

earn money easily and quickly. informal
See also: buck, fast, make
Farlex Partner Idioms Dictionary

make a fast/quick buck

(informal, often disapproving) earn money quickly and easily: He didn’t really care about the business — he just wanted to make a fast buck.
See also: buck, fast, make, quick
Farlex Partner Idioms Dictionary
See also:
  • make a fast/quick buck
  • make a quick buck
  • quick buck
  • fast buck
  • ethically challenged
  • dodgy deal
  • (one) doesn't miss a trick
  • he, she, etc. doesn't miss a trick
  • heel
  • wide boy