Simple past tense and past participle of tick off.(verb)
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Use "ticked off" in a sentence
"The big digital timer above the war screens ticked off the seconds since Michael's launch."
"On a map which had been spread out on the table he ticked off the streets with a blue pencil one by one, and it was somewhere behind the Place Clichy, in a passage with a somewhat unsavoury reputation, that the first red mark was made."
" The Fallaji spread his fingers and ticked off a roster of tribal names: "The wealthy Muaharin, the once-mighty Ghestos, and my own tribe, the Thaladin," he said."