o'
[ uh, oh ]
/ ə, oʊ /
preposition
an abbreviated form of of, as in o'clock or will-o'-the-wisp.
an abbreviated form of on.
Origin of o'
Middle English; by shortening.
Words nearby o'
o grade,
o horizon,
o level,
o star,
o tempora! o mores!,
o',
o'-,
o'boyle,
o'brien,
o'brien potatoes,
o'casey
Definition for o' (2 of 2)
O'
a prefix meaning “descendant,” in Irish family names: O'Brien; O'Connor.
Origin of O'
representing Irish
ó descendant, Old Irish
au