Square

What does SQUARE mean?

1. noun

   (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon

   “you can compute the area of a square if you know the length of its sides”

2. adjective

   having four equal sides and four right angles or forming a right angle

   “a square peg in a round hole”

3. verb

   make square

   “Square the circle”

4. noun

   the product of two equal terms

   “nine is the second power of three”

Definitions from WordNet 3.1, Princeton University.