1an animal or insect that sucks blood, especially a leech or a mosquito.
2a long-tailed arboreal Asian lizard which carries its head in a raised position. The head and shoulders of the male become bright red when it is excited.
Calotes versicolor, family Agamidae
Calotes versicolor, family Agamidae
3 informal a person who extorts money or otherwise lives off other people.