ASL is a common initialism for American Sign Language, the sign language of the United States and Canada (not be confused with Auslan, also called ASL or Asilulu language which has the ISO code ASL), and may also refer to:
Culture
Sport
American Soccer League (disambiguation)
Australia's Surfing Life, surf magazine
African Super League, a future CAF club competition
Axpo Super League, former name of the Swiss Super League
Other uses
A Static Lullaby, American post-hardcore band
Advanced Squad Leader, a tactical board wargame
A shorted version of the following slang terms:
age/sex/location, internet slang
As hell, slang popular amongst members of Generation Z
Average shot length, in film editing
AfreecaTV StarCraft League, a video game tournament series
Science and technology
Biology and medicine
American Society of Lymphology, former name of the Lymphology Association of North America
Argininosuccinate lyase, an enzyme
Arterial spin labelling, a perfusion MRI technique
Computing
ACPI Source Language, for ACPI tables
Adobe Source Libraries, open-source GUI software libraries
Advanced Simulation Library, open-source hardware-accelerated multiphysics simulation software
AMPL Solver Library, an open-source automatic differentiation library
Apache Software License, an open-source license for software
Application Services Library, a process model for the maintenance of software applications
Arithmetic shift left, an operation implementing an arithmetic shift
Other uses
Above sea level, an altitude measurement
Association for Symbolic Logic, of specialists in mathematical logic and philosophical logic
Automated side loader, type of garbage collection truck
Atmospheric Sciences Laboratory, a research institution formerly under the U.S. Army Materiel Command
Society
Education
The American School in London
Appalachian School of Law, Grundy, Virginia
Art Students' League of Philadelphia
Other uses
Anti-Saloon League, an organization of temperance movements that lobbied for prohibition in the United States.
Advanced stop line, a road marking at junctions
Artists' Suffrage League, UK
Autobacs Sportscar Laboratory, of Autobacs Seven, Japan
Ansar al-Sharia in Libya, a Salafist Islamist militia group
Animelo Summer Live, a Japanese music festival