Definition of "quickens"

(chiefly Midlands (northern), Northern England, Northern Ireland, Scotland) Synonym of couch grass (“a species of grass, Elymus repens”); also, the underground rhizomes of this, and sometimes other grasses.  quotations  examples

(chiefly Midlands (northern), Northern England, Northern Ireland, Scotland) plural of quicken  examples

third-person singular simple present indicative of quicken  examples