roughshod adj. + Add to list US //ˈɹəfˈʃɑd// UK //ɹˈʌfʃɒd// roughshod SynonymsEtymology Synonyms barbarousbrutalcruelfellheavy handedsavageviciousOrigin From rough + shod. Idioms1 entry01ride roughshod overTo treat (someone) roughly or without care, control, moderation, or respect; to act in a bullying manner toward (someone); to damage (someone or something).