Top Definition
something used to teach math.
protractor, pencil, compass....

all these are weapons of math instruction
by spanky February 05, 2004
The term, 'Weapon of mass destruction' repeated by a person with a speech impediment.
Thay, did you hear a weapon of math instruction was found in Iraq?
by Harry Balsac February 25, 2004
The quadratic equation, as defined by a t-shirt from Cal-Poly.
Crazy J got a "weapon of math instruction" t-shirt from a former student who now attends Cal Poly.
by rojo April 22, 2004
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