holdback

The English word “holdback” has 14 meanings listed here.

noun

A restraint; a device or part of a device that operates to restrain.
The projection or loop, on the thill of a vehicle, to which a strap of the harness is attached, to hold back a carriage when going downhill, or in backing. Also, the strap or part of the harness so used.
A delay in the movement of solute due to the slowing effects of diffusion
Income that is set aside for eventualities such as customer returns, seasonal fluctuations, performance bonuses, unexpected costs, etc.
A portion of the money that is owed to someone which is not paid, but instead held as security, until the entire job or contract has been successfully completed.
Money that a buyer does not pay at the time of purchase, but which is paid afterward (sometimes in installments, sometimes on a specified date).
The difference between a dealer's cost and the manufacturer's suggested retail price.
A time period during which sales of a specific security or commodity cannot occur.
A time period after the first release of a creative work before it can be distributed or adapted to other channels.
A legal provision for restricting distributions to a trust beneficiary under certain conditions.
The withholding of permits to extract a natural resource.
A designation of some details about a crime that the police deliberately do not reveal to the public.
A random subset of a body of data that is not used in the main analysis, but rather reserved for other purposes, such as validation.

From hold + back.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.