noun
: any of several ticks infesting dogs and commonly other animals: as
a. : american dog tick
b. : lone star tick
c. : a common European tick ( Ixodes ricinus ) that is a vector of canine piroplasmosis
d. : an Australian tick ( Ixodes holocyclus ) that chiefly infests native marsupials and that may cause respiratory paralysis in dogs or man by its bite
e. : brown dog tick