Shear-bands are discrete small-scale shear zones oriented at an acute angle to the main plane of anisotropy of a foliated rock. While this rock undergoes non-coaxial deformation, if the bulk direction of shear is not parallel to the main plane of anisotropy, which, in most cases, is a preferential locus for gliding, the strain will be partitioned between this plane and subsidiary slip planes, namely shear-bands. As erogenic belts become intrinsically anisotropic after a severe deformation, similar strain partitioning on a megascopic scale is expected when they undergo further bulk regional non-coaxial deformation. Such a process occurred in the lower Proterozoic Torngat Orogen of the northeastern Canadian Shield, where gneisses with a regular planar foliation developed through regional sinistral non-coaxial shear under granulitic conditions. Shearing during the waning stage of high-grade metamorphism, once the main planar fabric developed, leads to partitioning of the strain increments into the main fabric and discrete map-scale shear zones developed at an acute angle with the regional fabric. Coeval slip between these shears and reactivated main fabrics is supported by the oriented growth of hornblende upon stretched hypersthene crystals within both fabrics, indicating that shearing occurred under the same metamorphic conditions along both the main fabric and the shear-bands.