What is the meaning of Ø?

A vowel letter of the Dano-Norwegian alphabet, sometimes used to replace o in other languages to imitate Scandinavian languages.

a close-mid front rounded vowel.

[ø]-coloring or a weak, fleeting, epenthetic or echo [ø].

half-diminished.

A letter of the Central Mazahua alphabet, written in the Latin script.

The lowercase form of Ø, the twenty-eighth letter of the Norwegian Bokmål alphabet, written in the Latin script and placed between æ and å.

the front rounded vowel sound represented by the letter, chiefly long /øː/ or short /œ/

alternative form of øy (“island”)

abbreviation of øst (“east”), especially as a compass direction or on maps

abbreviation of østlig (“eastern”)

used as a call to urge a horse forward or make it go faster

a groaning exclamation expressing fatigue, impatience or annoyance; ugh

an exclamation expressing mockery or contempt; pah

a hesitation sound expressing confusion, uncertainty or difficulty finding the appropriate words; uh, um

a letter of the Old Swedish alphabet, written in the Latin script.

island

The twenty-fourth letter of the Southern Sami alphabet, written in the Latin script.

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

The penultimate letter of the Danish alphabet.

island

The twenty-ninth letter of the Faroese alphabet, called ø and written in the Latin script.

name of the letter ø

Source: wiktionary.org