Top definition
Stupid Individual Rate Charge

1. An additional charge or fee added to a bill to reimburse the service provider for the inconvenience of having to deal with the idiotic customer.
"I added a S.I.R. charge to her bill because of the headache she caused me."
via giphy
by agentlotek October 20, 2015
Get the mug
Get a S.I.R. Charge mug for your mate Bob.