leech1
¦ noun
1. a parasitic or predatory annelid worm with suckers at both ends, examples of which were formerly used in medicine for bloodletting. [Hirudo medicinalis (medicinal leech) and other species, class Hirudinea.]
2. a person who extorts profit from or lives off others.
¦ verb (leech on/off) habitually exploit or rely on.
Phrases
like a leech very closely or persistently.
Origin
OE lce, ly?ce.
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leech2
¦ noun archaic a doctor or healer.
Derivatives
leechcraft noun
Origin
OE lce, of Gmc origin.
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leech3
¦ noun Sailing the after or leeward edge of a fore-and-aft sail, the leeward edge of a spinnaker, or a vertical edge of a square sail.
Origin
C15: prob. of Scand. origin and related to Swed. lik and Dan. lig.