Geometric Question:

A value that doesn't change, like pride in one's football team. Exception: the entire Philadelphia Eagles fan base.
A value that doesn't change. In a polynomial, the constant is the number that's not being multiplied by a variable, like the 4 in x2 + 11x + 4.
A value that does not change. Stay gold, Ponyconstant!
A number that doesn't change. Sometimes, we use this to mean a constant term, which is a number that isn't multiplied by any variables. In the expression 3y + 6, the 6 is a constant term, but the 3 can also be thought of as a constant.
A number that doesn't change. Disproves the whole, "The only constant is change," idea, doesn't it?
A number that doesn't change in value. Like ½ or -7 or 38,501.
A value that does not change because it's old-fashioned and thinks everything is fine as is. When we look at an expression like 6x + 2, the 2 is the constant.