From Longman Dictionary of Contemporary Englishshudder at something phrasal verbBADto think that something is very bad or unpleasant If you love skiing but shudder at the cost, take advantage of our superb family offer. He shuddered at the thought of the conflict ahead. → shudder→ See Verb table
Examples from the Corpus
shuddered at the thought of• He shuddered at the thought of all the potential conflict situations ahead.• I shuddered at the thought of sailing back to the peninsula the same way. 