1. 〔狼狽する〕be bewildered [confused];〔落ち着きを失う〕lose one's presence of mind
    • 彼女が突然キスしたので面食らった
    • He was embarrassed when she suddenly kissed him.
    • 不意を打たれて面食らった
    • I was taken 「by surprise [aback].