American Sign Language
a visual-gesture language, having its own semantic and syntactic structure, used by deaf people in the U.S. and English-speaking parts of Canada. Abbreviation: ASL
Origin of American Sign Language
First recorded in 1960–65
Also called Ameslan.
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American sign language
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012