when you try to expel a turd from your large colon by bearing down and pushing like a pregnant woman.
Doctor: If you keep straining while you are pinching a loaf, your colon will eventually exit your sphincter, and you will get a nasty hemmorhoid.
by Juan Epstein June 8, 2006
refers to the hybrid/breed of cannabis
The Medicine Man is one of the most popular strains of marijuana.
by straindrain March 11, 2007
A strain is a genetic variant or subtype of a microorganism (e.g. virus or bacterium or fungus). For example, a "flu strain" is a certain biological form of the influenza or "flu" virus.
H1N1 is a common strain of influenza
by wesa23519 September 3, 2011
1. Short for Australian.
2. The common slang language used by most working class Australians.
"1. I am, you are, we are 'Strain."
"2. I'm no good at English, but I can speak good 'Strain mate."
by Muggus November 26, 2003
1: To Decant Liquid

2: To Urinate (Irish Phrase)
1:
"Did you strain the spuds yet? The bacons nearly ready."

2:
" Stall the digger in the quarry now while i strain the spuds."
by Culty August 20, 2008
To go ham, to push your body to the limits with drugs and alcohol for hedonistic purposes.
Let's go to Vegas and get strained breh
by ramnzucrew June 14, 2012