also tinker's dam noun Etymology: probably from the tinkers' reputation for blasphemy Date: 1839 a minimum amount or degree (as of care)
TINKER'S DAMN
Meaning of TINKER'S DAMN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012