mine tipplen. [ < minen. + tipplen.3] North American the area where the product of the mine is loaded into a ship, truck, etc., for transport (cf. tipn.5 3).
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1930 J. Dos Passos42nd Paralleli. 111 In the middle of squirrels and minetipples.
1974 Beautiful Brit. Columbia Spring 27/2 Coal is still mined there in large quantities. The highway passes underneath a portion of the mine tipple.