What is the meaning of Familiarly?

With a lack of formality:

  1. In a casual or informal manner, as with a close acquaintance; especially when such behavior may be considered inappropriate.

    In a casual or informal manner, as with a close acquaintance; especially when such behavior may be considered inappropriate.

    In an inappropriately sexual or romantic manner.

    Colloquially; of common or vernacular speech, as opposed to scholarly language.

    With knowledge or experience:

    1. In a manner prompting recognition or recollection.

      In a manner prompting recognition or recollection.

      In a manner expressing comprehensive or intimate knowledge.

      Source: wiktionary.org