adjective Etymology: Scots, from feck effect, majority, from Middle English (Scots) fek, alteration of Middle English effect Date: circa 1585 weak , ineffective , worthless , irresponsible , ~ly adverb ~ness noun
FECKLESS
Meaning of FECKLESS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012