head·long 
(hĕdlông, -lŏng)
(hĕdlông, -lŏng)adv.
1. With the head leading; headfirst: The runner slid headlong into third base.
2. In an impetuous manner; rashly: rushed headlong into an agreement.
adj. (hĕdlông′, -lŏng′)
1. Done with the head leading; headfirst: a headlong dive.
2. Impetuous; rash. See Synonyms at impetuous.
3. Archaic Steep; sheer.
[From Middle English (bi) hedlong, alteration of (bi) hedling : hed, head; see HEAD + -ling, in a specified direction; see -LING2.]
- revenue bond
- revenuer
- revenue stamp
- revenue tariff
- reverb
- reverberant
- reverberantly
- reverberate
- reverberation
- reverberation pedal
- reverberative
- reverberatively
- reverberator
- reverberatory
- reverberatory furnace
- revere
- revere
- Revere
- revere
- reverence
- reverencer
- reverend
- reverent
- reverential
- reverentially