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a term of endearment expressed from one refined gentleman to another, most commonly at social garden events. A man that is well suited for the daughter of a wealthy man. often dressed in tails and a waist coat and would be deemed a 'plonker' in modern society.
Hey Old Sport, have you noticed Mr Lawson's daughter? She has a derrier that I would love to smother in quince paste
by oldsporthimself June 21, 2010
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Phrase everyone uses after watching/reading the american story of The Great Gatsby, in which Dicaprio dies in the water and doesn't end with the girl. Again.
Person 1: Well hello, Old sport.

Person 2: Did you just watch Gatsby?
Person 1: Indeed
by gothams savior November 12, 2013
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"Old Sport" is something out of Dayshift At Freddy's. Purple Guy often uses it as your name whenever you meet him, whenever he says "Old Sport" it is quite funny
Why hello there Old Sport
by Hi Cowbelly May 19, 2018
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