at a loss for words

at a loss for words

Unable to speak or articulate a coherent thought. I'm so disappointed that I'm actually at a loss for words.See also: loss, word

at a ˌloss for ˈwords

unable to say anything: He’s never at a loss for words, in fact it’s difficult sometimes to stop him talking.I was completely at a loss for words. I had never been spoken to like that in my whole life.See also: loss, word