If a casino sets up a normal roulette wheel but pays out red at 1.5x and black at 2.5x, betting 5% of your bankroll on black over and over is "gambling" but it'

If a casino sets up a normal roulette wheel but pays out red at 1.5x and black at 2.5x, betting 5% of your bankroll on black over and over is "gambling" but it's not "gambling", if you get what I'm saying.