a light year is a unit of distance it is the distance that light can travel in one year light moves at a velocity of about 300000 kilometers km each second so in one year it can travel about 10 trillion km more p recisely one light year is equal to 9500000000000 kilometers
Hacker is something no golfer ever wants to be called. Hacker is a derogatory term in golf that means: someone who rarely plays golf so is quite bad when they do; generally, any golfer who is just not very good at it; a mediocre or poor golfer who displays bad golf etiquette and/or poor sportsmanship.
to cough faintly and frequently, or in a short, broken manner; as, a hacking cough. Hack (noun) a notch; a cut. Hack (noun) an implement for cutting a notch; a large pick used in breaking stone. Hack (noun) a hacking; a catch in speaking; a short, broken cough. Hack (noun) a kick on the shins. Hack (noun)