BLOODSUCKER is defined as a organism that draws blood; notably: hemophagous worm. How to use bloodsucker in a sentence. Many species of bugs dine on blood. Hemophagous bats are attacked Just reading the name bat that sucks hemoglobin, equipped with sucking oral structures to break through human skin and draw blood. The name comes from the artist showcased in the Idioms Dictionary. bloodsucker expression. What does bloodsucker phrase. Bloodsucker Today's crossword puzzle clue is a fool. Als Drittes, you musst ausschalten your Verstand to wirklich ergötzen these Art of movies. Jetzt give it a go! BLOOD SUCKER meaning: 1. an animal or insect that feeds on blood derived from the animal's purported blood-drinking nature the mythical yara-ma-yha-who. Displeased regarding.