Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A useful thing that one constantly carries about.
  • n. A book, such as a guidebook, for ready reference.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A referential book such as a handbook or manual.
  • n. A useful object, constantly carried on one’s person.

from the GNU version of the Collaborative International Dictionary of English

  • A book or other thing that a person carries with him as a constant companion; a manual; a handbook.

from The Century Dictionary and Cyclopedia

  • n. A book or other thing that a person carries with him as a constant companion; a pocket-companion; a manual; a handbook.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a concise reference book providing specific information about a subject or location

Etymologies

Latin vāde mēcum, go with me : vāde, sing. imperative of vādere, to go + : ablative sing. of egō, I + cum, with.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From the Latin vāde ("go!, walk!"), the second-person singular present active imperative of vādō ("I go, I walk") + mēcum ("with me"), literally meaning "go with me!". (Wiktionary)

Examples

Comments

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  • JM asks the question "Does facebook qualify as a vade mecum?"

    February 5, 2009

  • Latin -- go with me
    1. A referential book such as a handbook or manual.
    2. A useful object, constantly carried on one’s person.

    January 29, 2009

  • Latin "Go With Me"---a pocket handbook=vade mecum

    December 7, 2007