No, a pie eating contest is not a sport but it is a competition.
While there are many eating contests, I don't believe anyone would actually consider competitive eating a sport. That said, you never know.
It is documented that competitive eating has been considered a sport since the 1990s. The IFOCE hosts around 50 major league eating events. Eating contests began in fairs.
eating
chilli eating
Judging by the amout of food that he eats and the countless remarks he says about food, I am 99.99% sure that his favourite sport is food!
Cookie eating. (Cookie Monster). The best sport is don't let the balloon touch the ground.
Eating burritos
eating porkchops and counting money
pie eating race
By eating heathly and getting fit
writing and eating (good at sport in childhood)