Definify.com

Webster 1913 Edition

Noun.

(Zool.)

Any animal that sucks blood; esp., the leech (

Hirudo medicinalis

), and related species.

One who sheds blood; a cruel, bloodthirsty man; one guilty of bloodshed; a murderer.

[Obs.]

Shak.

A hard and exacting master, landlord, or money lender; an extortioner.

See also: blood-sucker

bloodsucker ‎(plural bloodsuckers)

An animal that drinks the blood of others, especially by sucking blood through a puncture wound; a hemovore.
By extension, any parasite.
By extension, one who attempts to take as much from others as possible.
A vampire.

animal that drinks the blood of others

Chinese:
Mandarin: 吸血動物, 吸血动物 ‎(xīxuè dòngwù) (animal), 吸血者 (zh) ‎(xīxuèzhě) (human or animal)
Dutch: bloedzuiger (nl) m, bloeddrinker m
Finnish: verenimijä
French: suceur de sang (fr) m, suceuse de sang f

parasite — see parasite

one who attempts to take as much from others as possible

Kyrgyz: эзүүчү (ky) m, f ‎(ezüüçü)
Norwegian: blodsuger (no) m
Polish: krwiopijca (pl) m
Portuguese: sanguessuga (pt) f, parasita (pt) m f
Russian: кровопи́йца (ru) m, f ‎(krovopíjca), вымога́тель (ru) m ‎(vymogátelʹ) (extortioner), эксплуата́тор (ru) m ‎(ekspluatátor) (exploiter)
Swahili: mnyonya-damu
Swedish: blodsugare c, utsugare c

vampire — see vampire