What is the meaning of ó?

the 24th letter of the Czech alphabet, after o and before p

oh

The eighteenth letter of the Faroese alphabet, called ó and written in the Latin script.

Alternative spelling of ao

old, ancient, antique

oh!

Alternative form of óv (“to protect, to guard”).

The twenty-fifth letter of the Hungarian alphabet, called ó and written in the Latin script.

Abbreviation of óra (“hour[s], o’clock”).

The nineteenth letter of the Icelandic alphabet, written in the Latin script.

oh!, ah!

O, oh, the Icelandic vocative particle, used before a pronoun or the name of a person or persons to mark direct address

grandson, grandchild

descendant

of, from

since

used in conjunction with the verb bí to indicate need/want

since

after

from the time when

once

since , inasmuch as

oh

O (vocative particle)

The letter o with an acute accent, known as ó fada (literally “long o”).

The name of the Latin-script letter o/O.

-wards: Only used in ó thuaidh and ó dheas

The letter ⟨o⟩ in a stressed final syllable when pronounced /o/.

The twenty-second letter of the Kashubian alphabet, written in the Latin script.

The letter ⟨o⟩ with an acute accent, not considered a separate letter for collation purposes.

or

Hanyu Pinyin reading of 哦

ear

some part of a cloak

some part of a shield, possibly a spike or boss

some part of a chessboard, possibly rings or handles for lifting

some part of a pitcher or vessel for liquor, possibly a curved, earlike handle

from, of

by

A letter of the Noon alphabet, written in the Latin script.

from, of

by (means of), with

since

after

Alternative form of áu (“ear”)

wash

A letter of the Yele alphabet.

The twenty-first letter of the Polish alphabet, called ó, o z kreską, u kreskowane, or u zamknięte and written in the Latin script.

the letter o with an acute accent

The name of the Latin-script letter O/o.

o; hey (vocative particle)

look!

Obsolete spelling of o.

you

The twenty-third letter of the Upper Sorbian alphabet, called ó and written in the Latin script.

buzzard, hawk

The letter O, marked for its short pronunciation when in a stressed final syllable of a polysyllabic word.

Source: wiktionary.org