Gabasa is a measure that was used to calculate a specific amount of wheat, its origin is Norman, it is eradicated as a surname in Spain around the year 1450, its origin dates from a man whose main talent was to be able to calculate just by seeing a sown land, how many wheat gabasas there were in said land, in view of the fact that his mathematical calculation was so effective, they began to call him Mr. from Las Gabasas and from there arises the surname, conclusion, the Gabasa is a measure that is equivalent to the portion of wheat that an adult person can embrace between his arms to move it from one place to another, that measure little greater than one meter is a Gabasa. As a curious fact, people who own this surname with excellent mathematical calculators.
In Mexico, 'gabasa' is what is left of a food item that has been chewed to extract it's juice then the left over is discarded and is not normally swallowed. Like sugar cane. You chew it till all the juice is extracted then the left over fiber is spit out. What you spit out and don't eat is 'Gabasa."