Sub or SUB may refer to:

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

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

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

Computing and technology <sub>, 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

Typography Subscript and superscript Subtitle

Entertainment and media 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

Other uses 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

See also

Semisub Süß Substitute (disambiguation) Submarine (disambiguation)