[1] : The Collaborative International Dictionary of English v.0.48

unbid \unbid"\ u^nbi^d", unbidden \unbid"den\, a.
   1. not bidden; not commanded.
      1913 webster

            thorns also and thistles it shall bring thee forth
            unbid; and thou shalt eat the herb of the field.
                                                  --milton.
      1913 webster

   2. uninvited; as, unbidden guests. --shak.
      1913 webster

   3. being without a prayer. obs. --spenser.
      1913 webster

[2] : WordNet (r) 2.0

unbid
     adj : not invited or requested; "unbidden guests"; "comments unbid
           and unwelcome" syn: unasked, unbidden
see also:
unasked unbidden 

Unbid >> U Words
Unbid, definition of term: Unbid
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