1. (noun)familiar a person attached to the household of a high official (as a pope or bishop) who renders service in return for support
2. (noun)companion, comrade, fellow, familiar, associate a friend who is frequently in the company of another
"drinking companions"; "comrades in arms"
3. (noun)familiar, familiar spirit a spirit (usually in animal form) that acts as an assistant to a witch or wizard
4. (adj)familiar well known or easily recognized
"a familiar figure"; "familiar songs"; "familiar guests"
5. (adj)familiar within normal everyday experience; common and ordinary; not strange
"familiar ordinary objects found in every home"; "a familiar everyday scene"; "a familiar excuse"; "a day like any other filled with familiar duties and experiences"
6. (adj)conversant(p), familiar(p) (usually followed by `with') well informed about or knowing thoroughly
"conversant with business trends"; "familiar with the complex machinery"; "he was familiar with those roads"
7. (adj)familiar, intimate having mutual interests or affections; of established friendship
"on familiar terms"; "pretending she is on an intimate footing with those she slanders"