40 https://tvdseo.com/n40 or forty commonly refers to:

40 (number)
Year: one of the years 40 BC, AD 40, 1940, 2040
.40 S&W, pistol cartridge
.40 Super, wildcat pistol cartridge40 or forty may also refer to:

== Music ==
40 (record producer) (born 1983), Canadian hip hop producer (born Noah Shebib)
Forty (album), a 2001 live album by Thomas Dolby
40 (Stray Cats album), 2019
40 (Foreigner album), 2017
40 (Sunnyboys album), 2019
Crush 40 (album), a 2003 album named after the band
40, an album by Peter Morén
“40” (song), by U2
Top 40: a radio format; the current, 40 most-popular songs in the music industry
Crush 40, a hard rock band featured in Sega’s Sonic the Hedgehog franchise

== Other uses ==
40 ounce or forty, a bottle of malt liquor
Forty winks or forty, sleep or nap
Tessarakonteres (English: Forty), a very large ancient Egyptian galley
Zirconium, the 40th element
(, the ASCII character with code 40
Ali Baba and the Forty Thieves (40 was a popular number in ancient stories)
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