Webster’s Revised Unabridged Dictionary · 1913
Headfirst
Head′first′ (hĕd′fẽrst′), Head′fore′most′ (-fōr′mōst′), adv. With the head foremost.
Webster’s Revised Unabridged Dictionary · 1913
Head′first′ (hĕd′fẽrst′), Head′fore′most′ (-fōr′mōst′), adv. With the head foremost.