Adjective at a loss has 1 sense
  1. at a loss, nonplused, nonplussed, puzzled - filled with bewilderment; "at a loss to understand those remarks"; "puzzled that she left without saying goodbye"
    Antonym: unperplexed (indirect, via perplexed)
,Adverbial at a loss has 1 sense
  1. at a loss - below cost; "sold the car at a loss"
,
TOP