The Collaborative International Dictionary of English v.0.48:
Cratch \Cratch\ (kr?ch; 224), n. [OE. cracche, crecche, F.
cr[`e]che crib, manger, fr. OHG. krippa, krippea, G. krippe
crib. See Crib.]
A manger or open frame for hay; a crib; a rack. [Obs.]
Begin from first where He encradled was,
In simple cratch, wrapt in a wad of hay. --Spenser.
Cratch cradle, a representation of the figure of the
cratch, made upon the fingers with a string; cat's cradle;
-- called also scratch cradle.