Headlong /(-lŏng`; 115)/

Head·long

Headlong

adv.
  1. With the head foremost; headforemost; head first; as, to fall headlong.
  2. Rashly; precipitately; without deliberation.
  3. Hastily; without delay or respite.

Headlong

a.
  1. Rash; precipitate; as, headlong folly.
  2. Steep; precipitous. [Poetic]
    Like a tower upon a headlong rock.