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on demand

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on demand

at any time that you want or need something With cable, you can order movies on demand, but naturally you have to pay for them.

See also: demand, on

on demand

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]

See also: demand, on

on demand

1. When presented for payment: a note payable on demand.

2. When needed or asked for: fed the baby on demand.

See also: demand, on