v. & n.
v. 1 tr. & intr. make or become nervous or confused; flurry (was flustered by the noise; he flusters easily). 2 tr. confuse with drink; half-intoxicate. 3 intr. bustle.
n. a confused or agitated state.
[ ME: orig. unkn.: cf. Icel. flaustr(a) hurry, bustle ]