1. An exclamation expressing disgust, contempt, or rejection.
Usage: informal; often spelled 'blecch' or 'blegh'

1. A sound or expression of disgust or contempt.
Usage: informal

Examples

• Blech! That medicine tastes awful.
• She made a blech sound when she saw the spoiled food.
• Blech, I can't believe you actually like that movie.
• He let out a blech of disapproval at the suggestion.
• Blech! This coffee is cold and bitter.