On Tue, 23 Mar 2021 Gary wrote:
>On 3/22/2021 bruce bowser wrote:
>> I'm looking at a mystery from the UK (Midsomer murders "The Killings of Copenhagen Pt I).
>>A woman kind of slurred her speech and instead said "tough biscuits (I think). Does the
>>term 'tough biscuits' mean something similar to "go to hell" in American English?
>>Saying "tough biscuits" is the same as saying "tough luck" or "too bad"

All stems from tough titty.