on demand

Idioms  

1. When needed or asked for, as in She's always ready to sing on demand, or Nowadays infants are generally fed on demand. This usage is a broadening of this phrase's meaning in finance, that is, “payable on being requested or presented,” as in This note is payable on demand. [Late 1600s]

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Example Sentences

It powers our appliances and gives us light on demand, but we can’t start a romance with it or ask it to summarize a book.

From The Wall Street Journal • Jun. 4, 2026

He notes that management told investors the current customer pipeline “significantly exceeds 800 MW” including multiple opportunities above 100 MW, which gives the firm strong visibility on demand.

From The Wall Street Journal • May 27, 2026

Travel-industry executives have nonetheless been upbeat on demand, even as elevated oil prices cut into profits and higher airfares threaten to turn off travelers.

From MarketWatch • May 27, 2026

Overall, Wells Fargo expects Dell to increase its fiscal 2027 outlook on demand acceleration across AI infrastructure, but also traditional server demand visibility.

From Barron's • May 22, 2026

The “Jesus” he had in mind tended bar in a cafe across the street from the hotel, and was, Perry thought, muy simpatico, definitely someone he could trust to return the boxes on demand.

From "In Cold Blood" by Truman Capote