Third-person singular simple present indicative form of deface.(verb)
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Use "defaces" in a sentence
""defaces" a flag -- language Mr. Bush likewise appears to have violated."
"The State of Oklahoma imposes a fine up to $3,000 and a jail term up to three years for anyone who contemptuously or maliciously burns, mutilates, defaces or tramples upon the U.S. flag."
"Dr. Qadri opines that the conduct of today's terrorists defaces the 1400-year history of Islam's excellent treatment of non-Muslim citizens and the acts of terrorism committed today do not champion the cause of Islam, rather they malign its good name."