Related to AS level: A2 level
a. a public examination taken for the General Certificate of Education, with a smaller course content than an A level: since 2000 taken either as the first part of a full A level or as a qualification in its own right
b. the course leading to this examination
c. (as modifier): AS-level English.
2. (Education) a pass in a subject at AS level: I've got three AS levels.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014