ply (one's) trade(redirected from ply one's trade)
ply (one's) trade
To go about one's normal business or employment. Despite the dominance of big supermarket chains, local vendors still ply their trade along the pedestrian area as they have done for decades.
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ply your ˈtrade(written) do your work or business: This is the restaurant where he plied his trade as a cook.
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