From Old Norse blóð, from
Proto-Germanic *blōþą (“blood”)
From
Proto-Germanic *blōþą, of
unknown origin. Cognate with Old Frisian blōd (West Frisian bloed), Old Saxon blōd (Low German Bloot), Old Dutch bluot (Dutch bloed), Old High German bluot (German Blut), Old Norse blóð (Swedish blod), Gothic 𐌱𐌻𐍉𐌸 (blōþ).
Blod means Blood, it's that simple.
Nothing really that can be used as an insult as the other totally made up
definitions found in this "
Dictionary" ...
However it also has this other
definitions:
From Middle High German blode, from Old High German blōdi, from Proto-Germanic *blauþijaz, *blauþaz (“weak, soft, timid”). Cognate with Old English blēaþ (“gentle, shy, cowardly, timid; slothful, inactive, effeminate”) and English blate (“bashful, stupid”) and bloat (“be swollen, be worthless”).