the GNU version of the Collaborative International Dictionary of English
adj. Somewhat sour; moderately acid.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. tasting sour like a lemon
Word Usage
"If I were in a sourish mood, I might make some sort of comment about not seeing the forest for the trees, but in fact this passage expresses pretty much what writing feels like to me."