Leech

Today's Word: LEECH
–noun
1.
any bloodsucking or carnivorous aquatic or terrestrial worm of the class Hirudinea, certain freshwater species of which were formerly much used in medicine for bloodletting.
2.
a person who clings to another for personal gain, esp. without giving anything in return, and usually with the implication or effect of exhausting the other's resources; parasite.
3.
Archaic. an instrument used for drawing blood. –verb (used with object)
4.
to apply leeches to, so as to bleed.
5.
to cling to and feed upon or drain, as a leech: His relatives leeched him until his entire fortune was exhausted.
6.
Archaic. to cure; heal. –verb (used without object)
7.
to hang on to a person in the manner of a leech: She leeched on to him for dear life.