Definitions for headlessˈhɛd lɪs
Random House Webster's College Dictionary
lacking a head.
having no leader or chief.
Origin of headless:
not having a head or formed without a head
"the headless horseman"; "brads are headless nails"
not using intelligence
Without a head; decapitated.
How did the headless horseman see to chase Ichabod?
Without a head in the sense of leadership.
Not having a head morpheme or word.
Running without a user interface; specifically, running without a monitor, keyboard, and mouse.
Without a head of foam.
Destitute of understanding or prudence; foolish; rash.
Witless headiness in judging or headless hardiness in condemning. uE000217239uE001 Spenser.
Origin: From Anglo-Saxon, equivalent to .
having no head; beheaded; as, a headless body, neck, or carcass
destitute of a chief or leader
destitute of understanding or prudence; foolish; rash; obstinate