Sub

Sub or SUB may refer to:

• Juanda International Airport, Surabaya, Indonesia, IATA code SUB

• Bottom (BDSM), or "sub" for "submissive"
• Substitute teacher

• Sub tuum praesidium, an ancient hymn and prayer dedicated to the Blessed Virgin Mary

• <nowiki></nowiki>, an HTML tag for subscript
• SUB designates a subroutine in some programming languages
• SUB, substitute character, ASCII character 26
• SUB, subtraction processor command
• .sub (disambiguation), several file extensions
• Subeditor
• Subwoofer loudspeaker

• Subscript and superscript
• Subtitle

• MTV Sub, a Finnish television channel
• Sub (album), a 2000 album by Swiss industrial metal band Apollyon Sun
• The Sub, a 2017 American short horror film
• Subs (novel), a 2011 novel by Thor Kunkel

• Seafarers' Union of Burma, or SUB
• Submarine sandwich, or hero sandwich
• Submarine, a warship with underwater travel capabilities.
• Submersible, an underwater vehicle designed to be completely submerged or operate while submerged.
• Subnature concept
• Subscription

• Semisub
• Süß
• Substitute (disambiguation)
• Submarine (disambiguation)