If someone waylays you, they stop you when you are going somewhere, for example in order to talk to you, to steal something from you, or to attack you.
例句
She was forever waylaying him in odd holes and corners of the hotel...她總是在酒店的犄角旮旯里截住他。The trucks are being waylaid by bandits...卡車被強盜攔了下來。