Pitch, v. t. [imp. & p. p. Pitched p. pr. & vb. n. Pitching.]
1. To cover over or smear with pitch.
2. Fig.: To darken; to blacken; to obscure.
The welkin pitched with sullen could. --Addison.
adj 1: (of sound) set to a certain pitch or key; usually used as a
combining form; "high-pitched"
2: set at a slant; "a pitched rather than a flat roof"