Definitions
1.LetterThe twenty-first letter of the basic modern Latin alphabet.
2.SymbolSymbol for atomic mass unit.
3.SymbolA close back rounded vowel.
4.Symbol[u]-coloring, a [u] on-glide or off-glide (a diphthong), or a weak, fleeting, epenthetic or echo [u].
5.SymbolTransliterates Indic उ (or equivalent).
6.SymbolUp quark.
7.LetterThe twenty-first letter of the English alphabet, called u and written in the Latin script."I prefer the u in Arial to the one in Times New Roman."
8.NounThe name of the Latin script letter U/u.
9.NounA thing in the shape of the letter U.
10.PronounAbbreviation of you."t8k me w u"
11.AdjectiveAbbreviation of underwater.