A phrase used to describe the action of testing someone's reaction to a certain situation or comment, similar to 'throwing a curveball' in English. It implies a certain level of subtlety and cunning.
Examples
- Spanish: Voy a tirarle una cascarita a ver si resbala y me dice qué piensa realmente.
- English: I'm going to throw a curveball to see if he slips and tells me what he really thinks.