rough·shod 
/ˈrʌfˌʃɑ:d/ adverb
/ˈrʌfˌʃɑ:d/ adverb : without thinking or caring about the opinions, rights, or feelings of others
▪ They accused the government of riding roughshod over international law. [=of completely ignoring international law] ▪ (US) He achieved success by ruthlessly running roughshod over anyone who got in his way.
▪ They accused the government of riding roughshod over international law. [=of completely ignoring international law] ▪ (US) He achieved success by ruthlessly running roughshod over anyone who got in his way.
