Definition of "rawly"

She was pretty and her low-cut baju showed a delicious expanse of warm milky-brown neck. The boys teased her, guffawing rawly.

1959, Anthony Burgess, Beds in the East (The Malayan Trilogy), published 1972, page 443

Noche Flamenca, which returned to Theater 80 in the East Village last week for its summer season, does a pretty good job of all this even if its new program, “Aldaba,” is heavily weighted toward the rawly emotional side of flamenco, with mixed results.

2007 June 9, Roslyn Sulcas, “Spanish Guitars, Fast Footwork, Everything but the Cafe”, in New York Times‎