Entry 2 senses · 2 variants Webster, 1913 Smutch · IPA /smʌt͡ʃ/ n. v. t. 01 n. A stain; a dirty spot. 1. A stain; a dirty spot. 02 v. t. To blacken with smoke, soot, or coal. imp. & p. p. Smutched; p. pr. & vb. n. Smutching 1. To blacken with smoke, soot, or coal.