hardhack

noun

hard·​hack ˈhärd-ˌhak 

: a North American spirea (Spiraea tomentosa) with dense terminal panicles of pink or occasionally white flowers and leaves having a hairy and yellow to rust-colored underside

Word History

First Known Use

1814, in the meaning defined above

Kids Definition

hardhack

noun

hard·​hack ˈhärd-ˌhak 

: a North American spirea with dense bunches of small usually pink flowers and leaves having a hairy rust-colored underside