a ligament in the knee that is commonly torn requiring surgery and several months of rehabilitation. an acl tear is an injury that is common in basketball and football players (particularly female basketball players) and usually occurs during pivoting, driving, or jumping
by Kayto March 06, 2006
by Molly Blue May 03, 2009
Sometimes 'al' is used, however, it means 'actually lying' and is used following the usage of 'ngl' in a sarcastic usage. Or, in other instances.
by TheIntellectualPakistani January 25, 2014