Answer:

pong

AnswerCrossword Clue
PONGBeer ...
PONGSee 63-Across
PONGVideo game with a square ball
PONGVideo game with a paddle
PONGPing-...
PONGSee 23-Across
PONGEarly Atari offering
PONGSee 32-Across
PONGEarly video game
PONGGame with a paddle
PONGSimple game with a paddle
PONGSimple game
PONGPioneering 70's video game
PONGPioneer video game
PONGPioneering video game