Definition: ASL stands for American Sign Language used by culturally Deaf people in North America.
Fingerspelling: A+S+L.
Also "Ameslan" (old term in the 1960s); Aslian (as in ASLian). They can refer to not only the language but also (Deaf) culture and people.
Related signs: sign language, SIGNING, DEAF, LANGUAGE, HANDSPEAK (the name of this website).
Read more about What is American Sign Language and its history.
Review 101 words. Refresher.