someone who is hyper and doesn't pay attention to their surroundings so they tend to slip, trip and/or fall a lot. aka "Slippery Spaz"
Joe is starring at a girl while walking with Ted. Joe reaches the steps, and face plants. Ted turns around and sees Joe on the ground.

Ted: Come on Joe, you banana spaz.

or
Ted: Come on, you slippery spaz
by mattman2900 September 4, 2010
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Someone who with reasonable frequency causes confusion or is confused whilst playing SOS banana phone.
by Snuggz_NZ July 27, 2021
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