The Collaborative International Dictionary of English v.0.48:

Timbrel \Tim"brel\, n. [Dim. of OE. timbre, OF. timbre; probably
   fr. L. typmanum, Gr. ? a kettledrum, but influenced perhaps
   by Ar. tabl a drum; cf. Per. tambal a drum. See Tympanum,
   and cf. 2d Timbre, Tymbal.] (Mus.)
   A kind of drum, tabor, or tabret, in use from the highest
   antiquity.
   [1913 Webster]

         Miriam . . . took a timbrel in her hand, and all the
         women went out after her with timbrels and with dances.
                                                  --Ex. xv. 20.
   [1913 Webster] Timbreled

WordNet (r) 3.0 (2006):

timbrel
    n 1: small hand drum similar to a tambourine; formerly carried
         by itinerant jugglers