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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
Nenê of the Denver Nuggets tore his acl earlier this season.
by Kayto March 06, 2006
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I can't wait for ACL! So many awesome bands are playing!
by Molly Blue May 03, 2009
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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.
"Boo!" "Wtf?! I actually jumped, ngl. (AcL)"
-On a chat
by TheIntellectualPakistani January 25, 2014
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4
The acl took a dump in the feng shui corner.
by Gary April 11, 2003
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