I. ˈtrəb noun
( -s )
Etymology: origin unknown
: truffle 1
II. ˈtrüb, ˈtrəb noun
( -s )
Etymology: German trub, trüb; akin to Old High German truobi dim, murky, turbid, Old English drōf dirty, muddy, turbid, Middle English draf dregs, draff — more at draff
: a haze formed either during boiling or cooling of wort and removed as a step of the brewing process