/flus"teuhr/ , v.t.
1. to put into a state of agitated confusion: His constant criticism flustered me.
2. to excite and confuse with drink.
v.i.
3. to become agitatedly confused.
n.
4. nervous excitement or confusion.
[ 1375-1425; late ME flostren; cf. BLUSTER, ON flaustra to hurry ]
Syn. 1. upset, bewilder, disconcert, disturb. 4. turmoil, agitation, upset, bewilderment, distraction.