I. ˈau̇n(t)s noun
Etymology: Middle English, from Anglo-French unce, from Latin uncia 12th part, ounce, from unus one — more at one
Date: 14th century
1.
a. : a unit of weight equal to 1/12 troy pound — see weight table
b. : a unit of weight equal to 1/16 avoirdupois pound
c. : a small amount
an ounce of sense
2. : fluid ounce
II. noun
Etymology: Middle English unce lynx, from Middle French, alteration (by misdivision, as if l'once the ounce) of lonce, probably from Old Italian lonza, from Middle Greek lynk-, lynx, from Greek
Date: 1774
: snow leopard