捉摸不定 zhuō mō bù dìng 🔊 unpredictable; elusive; hard to pin down + Keep this word Meanings zhuō mō bù dìng (idiom) unpredictable; elusive; hard to pin down Its characters 捉zhuōto clutchHSK 6摸mōto feel with the handHSK 5不bùnot; noHSK 1定dìngto fix; to set; to make definiteHSK 4