leech
The biological sense refers to a segmented worm known for its blood-sucking capabilities, often associated with historical medical practices. This creates a visceral image of parasitic attachment and depletion.
When applied to people, the term carries a heavy negative connotation of social parasitism. It describes an individual who drains the resources, finances, or emotional energy of others without offering any reciprocity, evoking a sense of resentment and unfairness.
Meanings
An aquatic worm that attaches itself to a host to feed on blood.
The doctor used a leech to reduce the swelling in the patient's arm.
A person who habitually exploits others for their own gain without giving anything in return.
He is a total leech who has lived off his parents for ten years.
Phrasal Verbs
leech off
to live off another person or entity by taking their resources without contributing
He has been leeching off his parents since he graduated from college.