1.a place within a region identified relative to a center or reference location;

they always sat on the right side of the church

2.one of two or more contesting groups;

the Confederate side was prepared to attack

3.either the left or right half of a body;

he had a pain in his side

4.an extended outer surface of an object;

he turned the box over to examine the bottom side

5.a surface forming part of the outside of an object;

he examined all sides of the crystal

6.a line segment forming part of the perimeter of a plane figure;

the hypotenuse of a right triangle is always the longest side

7.an aspect of something (as contrasted with some other implied aspect);

he was on the heavy side

8.a family line of descent;

he gets his brains from his father's side

9.a lengthwise dressed half of an animal's carcass used for food

10. an opinion that is held in opposition to another in an argument or dispute;

there are two sides to every question

11. an elevated geological formation;

he climbed the steep slope

12. (sports) the spin given to a ball by striking it on one side or releasing it with a sharp twist

13.located on a side;

side fences

14.added as a consequence or supplement;

a side benefit