Definitions
1.SymbolThe cardinal number five.
2.SymbolA digit in the decimal system of numbering, as well as octal, and hexadecimal.
3.SymbolMay.
4.Symbolthe pitch of a tone, either high or low depending on local convention; '5' is most commonly the highest or lowest pitch (but see 6)
5.Symboltone number 5, typically identified with dark departing yin qu (陰去)
6.NounClipping of 540 (“540° spin”).