cha-ching

Interjection

1. (informal, slang) Score!; wow!; said to celebrate something that has made or will make a large amount of money.
   • Cha-ching! More profit, more jobs.1998, Media Foundation, chapter I, in Adbusters, volume 6, page 49

Noun

cha-ching (plural cha-chings)

1. (informal, slang) Money, cash.
   • They find the best offerings on Travelocity. For very little cha-ching.2005, Lee Mylne, advertisement, Frommer′s Portable Australia′s Great Barrier Reef, page 207
   • […]but the majority of hotels see guests′ phone calls as a major cha-ching opportunity and charge ridiculously inflated rates.2011, Sylvie Hogg, Frommer′s Italian Islands, unnumbered page

Verb

cha-ching (third-person singular simple present cha-chings, present participle cha-chinging, simple past and past participle cha-chinged)

1. (informal, intransitive) To make the noise of a cash register or slot machine.
   • The young guy bought the woman a refill of the same fine chardonnay that made her dad′s cash register cha-ching with pleasure.2011, Catherine Coulter, Split Second, unnumbered page
2. (informal, intransitive) To make the noise of coins falling.