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[–][deleted] 2 insightful - 2 fun2 insightful - 1 fun3 insightful - 2 fun -  (1 child)

Well, yeah. We hear it everywhere now. I was just bringing up the potential that it came from using the arms while signaling in a car initially. Sometimes phrases used with one action carry over into other actions. It could also just be that we use our hands to figure out left from right?

[–]Brewdabier[S] 2 insightful - 3 fun2 insightful - 2 fun3 insightful - 3 fun -  (0 children)

It very well could be, with planes we use port and starboard. Maybe I should use port and starboard when giving directions or when saying turn left use my right arm and point right. Just to confuse people