1. boisterous and rough; vigorous in a crude or unrefined way
Usage: archaic; literary

Examples

• The robustious laughter of the tavern patrons echoed through the night.
• His robustious manner made him popular with the working class but not with polite society.
• The play featured robustious characters who spoke in loud, crude voices.
• She found his robustious humor entertaining but somewhat vulgar.
• The robustious celebration continued well into the early morning hours.