Pronunciation: /ˈlɒgrəʊlɪŋ/
noun
[mass noun] North American-
1 informal the practice of exchanging favours, especially in politics by reciprocal voting for each other’s proposed legislation: they have gained leverage on Capitol Hill by a talent for political logrolling[from the phrase you roll my log and I'll roll yours]
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2a sport in which two contestants stand on a floating log and try to knock each other off by spinning it with their feet.