sound someone out If you sound someone out, you question them in order to find out what their opinion is about something. 如果你sound某人out，你会询问他们，以了解他们对某事的看法。 试探（某人）的看法，探（某人）的口风 Sound him out gradually. Make sure it is what he really wants. 要慢慢地打探他的口风，要确保是他的心里话。