Out of curiosity, as a non-american, am i the only one who understands the word "hustle" to be synonymous-with/frequently associated with con-men, shysters, spr

Out of curiosity, as a non-american, am i the only one who understands the word "hustle" to be synonymous-with/frequently associated with con-men, shysters, spruikers, boosters, etc? I mean, for me it has almost no connotations of busyness or hard work, but its basically all about defrauding/image-projection. The phrase "side-hustle" stemming from an almost ironic ghetto-esque-referential joke: like a scam or something a low level gangster or drug pusher is doing on the side to make money. But with complete openness that a hustle is, like his other activities, criminal and fraudulent...