Top

A top is a spinning toy.

Top also may refer to:

Geography

• Top, any subsidiary summit of a munro
• Proper names of geographical features:
  • Top River, tributary of the Olt, in Romania
  • In Azerbaijan:
    • Top, Oghuz,
    • Top, Zangilan

People

• Top (surname)
• Noordin Mohammad Top (1968–2009), a Malaysian/Indonesian Muslim extremist
• U.S. military jargon for specific non-commissioned-officer ranks:
  • Army First Sergeant
  • Marine Corps Master Sergeant
• Jargon for roles in human-sexuality:
  • Top, or dominant, role in BDSM practices
  • One in a triad of sexual postural preferences, specifically Top, bottom and versatile
  • A slang term for the act of Fellatio

Arts, entertainment, and media

• Top (comics), a supervillain character from the DC Comics universe
• The Top (album), a 1984 album by The Cure
• "The Top" (short story), a short story by Franz Kafka
• Top TV Papua, regional television station in Papua, Indonesia
• Top (album), a 2020 album by Youngboy Never Broke Again
• Top (song), a song by Stray Kids
• "Top", a song by Live, from the album Throwing Copper
• "Top", a song by Fredo Bang

Brands and enterprises

• Top (rolling papers), brand for hand-rolled cigarettes
• Top Air, Indonesian airline company
• Top Oil, Irish oil company

Computing

• Top (software), a standard Unix program
• .top domain, a gTLD (generic top level domain) existing since 2014
• Top type, in computer science type theory, the data type containing all others
• Top of stack, the first element of a Stack (abstract data type)

Mathematics

• Top (category theory), written Top, a category of topological spaces or topological manifolds
• Top (algebra), in module theory, the largest semisimple quotient of a module
• Top, written ⊤ or 1, in lattice theory, the greatest element in a partially ordered set
• Top (mathematical logic), written top or ⊤, a data type containing all others
• Top, down tack, or Tee (symbol), the symbol ⊤

Physics

• Top quark, the third-generation up-type quark

Textiles

• Top (clothing), clothing designed to be worn over the torso
• Top (sailing ship), part of a ship's rigging
• Top (tool), tool for rope manufacture

See also

• TOP (disambiguation)
• Topping (disambiguation)