Merriam-Webster's Collegiate® Dictionary, 11th Edition
FUSS
I. noun
Etymology: origin unknown
Date: 1701
1. needless bustle or excitement, a show of flattering attention ,
2. a state of agitation especially over a trivial matter, objection , protest , an often petty controversy or quarrel,
II. verb
Date: 1792
intransitive verb
1. to create or be in a state of restless activity, to pay close or undue attention to small details ,
2. to become upset ; worry , to express annoyance or pique ; complain , transitive verb agitate , upset , fusser noun