ðə hˈɪdən bˈɔːl tɹˈɪk ɪz ɐ plˈeɪ ɪnwˌɪtʃ ðə ɹˈʌnɚɹ ɪz dᵻsˈiːvd ɐbˌaʊt ðə loʊkˈeɪʃən ʌvðə bˈɔːl, ɪn ɐn ˈɛfɚt tə tˈæɡ hˌɪm ˈaʊt.
The hidden ball trick is a play in which the runner is deceived about the location of the ball, in an effort to tag him out.