the act of allowing.

an amount or share allotted or granted.

a sum of money allotted or granted for a particular purpose, as for expenses

Her allowance for the business trip was

a sum of money allotted or granted to a person on a regular basis, as for personal or general living expenses

The art student lived on an allowance of

an addition or deduction based on an extenuating or qualifying circumstance

an allowance for profit; an allowance for depreciation.

acknowledgment; concession

the allowance of a claim.

sanction; tolerance

the allowance of slavery.

Machinery . a prescribed difference in dimensions of two closely fitting mating parts with regard to minimum clearance or maximum interference. Compare tolerance ( def. 6a ) .

Coining . tolerance ( def. 7 ) .

to place on a fixed allowance, as of food or drink.

to allocate (supplies, rations, etc.) in fixed or regular amounts. ?

make allowance or allowances (for)

to take mitigating factors or circumstances into consideration.

to pardon; excuse.

to reserve time, money, etc.; allow for

Make allowance for souvenirs on the return trip.

noun

disallowance , embargo , injunction , prohibition , refusal

noun

aid , alimony , allocation , allotment , annuity , apportionment , bequest , bite * , bounty , commission , contribution , cut , endowment , fee , fellowship , gift , grant , honorarium , inheritance , interest , legacy , lot , measure , part , pay , pension , piece , portion , prize , quantity , quota , ration , recompense , remittance , salary , scholarship , share , slice , stint , stipend , subsidy , taste , wage , accommodation , adaptation , adjustment , admission , advantage , deduction , rebate , reduction , sanction , sufferance , toleration , approbation , approval , authorization , consent , endorsement , leave , license , permit , dole , quantum , split , admittance , assent , concession , connivance , discount , extenuation , margin , odds , permission , tolerance , tontine