Simple past tense and past participle of tomcat.(verb)
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Use "tomcatted" in a sentence
"Moreover, the man was a Navy FIGHTER JOCK for Ghod's sake, you know he tomcatted around til the day the People's Air Defense Command shot him down over Hanoi!"
"He had tomcatted long enough, he said, and was looking now for a home, a family, a steady way of life."