Noun has 2 senses

• sheep tick(n = noun.animal) melophagus ovinus, sheep ked, sheep-tick - wingless fly that is an external parasite on sheep and cattle;



• sheep tick(n = noun.animal) ixodes ricinus, sheep-tick - parasitic on sheep and cattle as well as humans; can transmit looping ill in sheep (acute viral disease of the nervous system); a vector for Lyme disease spirochete;