Frequency: (411) (number of times this surname appears in a sample database of 88.7 million names, representing one third of the 1997 US population)
German (of Slavic origin): nickname for a quarrelsome person, from Old Slavic boru ‘quarrel’, ‘fight’, or from a Slavic personal name composed with this word.
See the Key to the Dictionary or consult the General Introduction for further explanation.