The Collaborative International Dictionary of English v.0.48:
Splotch \Splotch\ (spl[o^]ch), n. [Cf. Splash.] A spot; a stain; a daub. --R. Browning. [1913 Webster]WordNet (r) 3.0 (2006):
splotch n 1: an irregularly shaped spot [syn: blotch, splodge, splotch] v 1: blotch or spot