1 And over, all with brazen scales was armed,
over > moreover; also: over [his body]
2 Like plated coat of steel, so couched near
couched near > closely laid
3 That naught might pierce, nor might his corse be harmed
corse > body
4 With dint of sword, nor push of pointed spear:
dint > blow, impact
5 Which as an eagle, seeing prey appear, 6 His airy plumes does rouse, full rudely dight,
rouse > shake (used of a hawk shaking its feathers. Spenser reveals an intimate knowledge of falconry and its language in this canto, as elsewhere in the poem) full rudely dight > very roughly arranged