It stands for Saint Mary's Drill. It cosists of one half of the team running multiple killers while the other half does fun things such as burpees. Guaranteed you will not be able to feel your legs for the next two days!
by Grog234 December 28, 2016
Get the SMDmug. by Anonymous March 3, 2003
Get the SMDmug. by iCarve October 23, 2011
Get the SMDmug. 
Get the SMDmug. by The Instant Classic August 1, 2008
Get the smdmug. when someone says smd they mean “suck my dick” they use this when u are chatting ab them or u jus hatin on them
by zaa 😜 February 23, 2023
Get the smdmug. 