1 spretta
t, a causal to the preceding, to make spring up, unloose; s. gjörðum, to ungird, Ísl. ii. 339, 340; s. belti, Fms. iv. 31; hón spretti frá sér nisti, Bs. i. 337; s. af sér digrum fésjóð. Fms. viii. 141; s. frá loku, to unlock, 332; s. tjaldskörum, Fbr. 65, Fms. vi. 179, Bs. i. 420; sprettir hann upp speldi, Sturl. iii. 295; s. gildru um nætr, to unbend a trap, Gþl. 445.
2 spretta
2. to rip up, of a seam; hann spretti af annarri erminni, Fms. vi. 349; s. saum, to rip up a seam; s. upp fati, to rip up an old cloth; Þjálfi spretti á knífi sínum, Th. split the bone with his knife, Edda 28; ek lét spretta berkinum, I peeled off the bark, Al. 173.