1. Of or pertaining to a family; domestic. "Familiar feuds." Byron.
2. Closely acquainted or intimate, as a friend or companion; well versed in, as any subject of study; as, familiar with the Scriptures.
3. Characterized by, or exhibiting, the manner of an intimate friend; not formal; unconstrained; easy; accessible. "In loose, familiar strains." Addison.
"Be thou familiar, but by no means vulgar." -- Shak.
4. Well known; well understood; common; frequent; as, a familiar illustration.
"That war, or peace, or both at once, may be As things acquainted and familiar to us." -- Shak.
"There is nothing more familiar than this." -- Locke.
5. Improperly acquainted; wrongly intimate. Camden.
a demon or evil spirit supposed to attend at call. 1 Sam. xxviii. 3, 7-9.