Merriam-Webster's Collegiate® Dictionary, 11th Edition
GALL
I. noun see: yellow Date: before 12th century
1. bile , something bitter to endure, bitterness of spirit ; rancor , brazen boldness coupled with impudent assurance and insolence, see: temerity
II. noun
Etymology: Middle English galle, from Old English gealla, from Latin galla gallnut Date: before 12th century
1. a skin sore caused by chronic irritation, a cause or state of exasperation, flaw ,
III. verb
Date: 14th century
transitive verb to fret and wear away by friction ; chafe , irritate , vex , intransitive verb to become sore or worn by rubbing, seize 2,
IV. noun
Etymology: Middle English galle, from Anglo-French, from Latin galla
Date: 14th century
an abnormal outgrowth of plant tissue usually due to insect or mite parasites or fungi and sometimes forming an important source of tannin