{'dril ba, 'dril ba, 'dril ba} intr. v.; {'dril ba, dril ba, dril ba, dril} trans. v.; 1) to roll, twirl, spin; roll up, coil up. Syn {sgril}. 2) vi. to be turned, rolled round or twisted into; tumble down. 3) condense, concentrate, essentialize, 4) to wrap, envelop, cover