1. The 20th Old/
Ancient Greek letter or the 18th Modern/Classical Greek letter.
2. In
mathematics used to indicate the summation of a set or series.
3. In statistics used to indicate something complicated not able to be understood by
Urban Dictionary readers.
4. The best meaning: a sigma male. Similar to an alpha male but better. A lone wolf - a self-reliant and assertive male.
1.
Yesterday I read a book in Greek and I saw the letter Sigma.
2. Blah blah blah sigma blah blah series blah blah- hey, you, why aren't you listening in class!
3. Mommy, what does sigma in
statistics mean?
4. Man,
look at this guy, he's such a sigma!