Also found in: Dictionary, Financial.
UBRSUpper Blackrock Spire (gaming, World of Warcraft)
UBRSUnspecified Bit Rate Service
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References in periodicals archive ?
'Not only do we now have three different UBRs, but we have different arrangements for calculating liability in each country.'
Gerald Eve says the different UBRs and maximum percentage increases or decreases will make it particularly difficult for businesses to budget for future bills.