The word "bloody" has an Old English origin, deriving from the word "blōdig".
Meaning
Bloody primarily means:
Covered or stained with blood
Involving or causing blood
Offensive or violent, especially intentionally so
Used for emphasis or to express extreme emotion (informal)
Usage Notes
"Bloody" is commonly used as an adjective.
It can be used as an intensifier in informal language, similar to "very" or "damn".
In some contexts, "bloody" can be considered offensive or vulgar.
Origin
The Old English word "blōdig" is derived from the Proto-Germanic root "*blōðaz", meaning "blood". This root is also related to the Latin word "cruor" (blood) and the Greek word "krós" (blood).
Additional Notes
Some other words derived from the Proto-Germanic root "*blōðaz" include "blood", "bloody", "bleed", and "bloodshed".
The word "blood" itself has a much longer etymological history, traceable back to the Proto-Indo-European root "*bhel", meaning "to swell". This root is also evident in words like "bladder" and "boil".