Bloodsucker (5)
'bloodsucker' is the definition.
(blood-sucking parasite)
This is all the clue.
(Other definitions for louse that I've seen before include "25 [PARASITE]" , "Rogue" , "Parasite; nasty person" , "Human parasite" , "Wingless bloodsucking insect" .)
'bloodsucker' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for leech that I've seen before include "Old physician" , "Old medicinal sucker" , "Blood-sucking worm or parasitical person" , "Worm - sponger" , "Blood-sucking parasite" .)
'bloodsucker' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for vampire that I've seen before include "Dracula is one" , "eg Dracula" , "It drinks the blood of the living by night" , "A blood-sucker like Dracula" , "Blood-sucker (bat)" .)