transitive verb Etymology: Middle English, from Old English -clencan; akin to Old English clingan to cling Date: 13th century clinch 2, to hold fast ; clutch , to set or close tightly , ~ noun
CLENCH
Meaning of CLENCH in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012