like a leech

like a leech

In or having a parasitic, clinging manner or demeanor. Her younger brother is like a leech, always hanging around us and asking for money.
See also: leech, like

like a leech

persistently or clingingly present.
This idiom refers to the way in which a leech attaches itself by suction to the person or animal from which it is drawing blood: the parasites are very difficult to remove once they are attached to the skin and feeding.
See also: leech, like
References in periodicals archive ?
The case could be a first in which investigators have used DNA extracted from a bloodsucker like a leech or a mosquito to solve a crime.
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