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)