gut punch

Noun

 * 1)   to a degree that it causes the recipient to feel physically affected.
 * 2) * 2001, The Weekly Japan Digest, Volume 12, Issues 16-28, p. 7:
 * Mizuho denied it, but the report was a gut punch for the stock market, where the Nikkei average sank 189 points or 1.5% Wednesday, and retreated another 22 points today to close at 12,607.
 * Mizuho denied it, but the report was a gut punch for the stock market, where the Nikkei average sank 189 points or 1.5% Wednesday, and retreated another 22 points today to close at 12,607.