- Treatment Action Campaign, a pressure group that campaigns for the medical rights of pregnant women with HIV or AIDS
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
Examples from the Web for tac
TAC as a percentage of total ad revenue rose from 24 percent in the third quarter of 2011 to 26 percent in the current quarter.Google Accidentally Releases Disappointing Earnings, Stock Plummets
October 18, 2012
He was of equestrian rank; cf. the speech of Seneca the younger, Tac.The Student's Companion to Latin Authors
Lieutenant Ross was the name of tac in command, and he was noted for being a crank.
Another "tac," Lieutenant Ross, had joined him at this moment.
Lieutenant Allen, the "tac" in command, had sprung up from his bed at the very first cry.
Antonius singulare exemplum clementi Csaris; compare with Tac.Dderlein's Hand-book of Latin Synonymes