adj. 2. Having fair knowledge; acquainted: Are you familiar with these roads? 3. Of established friendship; intimate: We are on familiar terms. 4. Natural and unstudied; informal: lectured in a familiar style. 5. Taking undue liberties; presumptuous: Students should not be familiar toward an instructor. 6. Familial. 7. Domesticated; tame. Used of animals. n. 1. A close friend or associate. 2. An attendant spirit, often taking animal form. 3. One who performs domestic service in the household of a high official. 4. A person who frequents a place. [Middle English, from Old French familier, from Latin familiāris, domestic, from familia, family; see FAMILY.] fa·miliar·ly adv. |
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