1. to surpass in swearing or using profane language
Usage: rare
2. to overcome or refute by swearing an oath
Usage: archaic; legal

Examples

• The sailor outswears even the most foul-mouthed dock workers.
• In the old court system, one witness could outswear another with a more solemn oath.
• He outswears his competitors in both volume and creativity of curses.
• The defendant tried to outswear the plaintiff’s testimony with his own sworn statement.
• She outswears everyone at the construction site.
• The ancient law allowed a nobleman to outswear a commoner’s testimony.