The act of not turning up, or being late, to a lesson. Often followed up with such claims as "It was really icy" or "I was in York at the time." In order for one to perform a classic Sandra, one must not arrive at all to the lesson. For added results, one mustn't respond to emails from students asking about their whereabouts.
**Entire class waiting outside 308**
Person 1: "Guys the lesson was supposed to start 15 hours ago, do you reckon Sandra is in?"
Person 2: "Nah mate shes probably doing a Sandra."
Person 1: "Guys the lesson was supposed to start 15 hours ago, do you reckon Sandra is in?"
Person 2: "Nah mate shes probably doing a Sandra."
by EpicPooPlay February 11, 2019
Get the Doing a Sandramug. by VacumCleaner89 November 26, 2020
Get the Dirty Sandramug. by LT666 October 25, 2010
Get the Sandra titsmug. 13 teen year old boy,"Dude ever since I learned about that new model Sandra Valencia I can not stop jacking off."
by CosmicKing March 3, 2015
Get the Sandra Valenciamug. by 759 October 24, 2018
Get the Sandra Rivasmug. 
to get naked and go crazy and tear up a place- preferably a McDonalds. You can also "Sandra Suarez" an ice cream cone. Sexual encounters in a fast food restaurant parking lot may also be considered a "Sandra Suarez".
by flik1970 January 22, 2015
Get the sandra suarezmug.