n. & v.
—n. a the cry of a donkey. b a sound like this cry, e.g. that of a harshly-played brass instrument, a laugh, etc.
—v.
1 intr. make a braying sound.
2 tr. utter harshly.
Etymology: ME f. OF braire, perh. ult. f. Celt.
2.
v.tr. archaic pound or crush to small pieces, esp. with a pestle and mortar.
Etymology: ME f. AF braier, OF breier f. Gmc
Useful english dictionary. 2012.