Meanings
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1
adj
acting without regard for others; inconsiderate or overbearing (chiefly in 'ride/run roughshod over')
He ran roughshod over their objections.
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2
adj
(historical) shod with shoes having nail heads projecting to prevent slipping
The cavalry rode roughshod over the terrain.
Thesaurus
Synonyms
2
adj
· (historical) shod with...
hobnailed
Etymology
roughshod (Modern English); a compound of _rough_ ('having an uneven surface') and _shod_ ('wearing shoes'), originally describing a horse shod with projecting nail heads, later figuratively riding or acting with disregard for others.