We found 4 dictionaries that define the word sheep ticks:

General (3 matching dictionaries)

1. sheep ticks: Collins English Dictionary
2. sheep ticks: Vocabulary.com
3. sheep ticks: TheFreeDictionary.com

Medicine (1 matching dictionary)

4. sheep ticks: Merriam-Webster Medical Dictionary

(Note: See sheep_tick as well.)

Definitions from Wiktionary (sheep tick) ▸ noun:  Synonym of castor bean tick ▸ Also see sheep_tick ▸ Words similar to sheep ticks ▸ Usage examples for sheep ticks ▸ Idioms related to sheep ticks ▸ Wikipedia articles (New!) ▸ Words that often appear near sheep ticks ▸ Rhymes of sheep ticks ▸ Invented words related to sheep ticks