“When I first came here,” she said, “I had a little room in a building right about there where the firehouse is now... I shared the room with three others... We built our robots all in one building. Output—three a week. Now look at us.”
“Fifty years,” I hackneyed, “is a long time.”
'I, Robot', by Isaac Asimov
I can't figure out the meaning, a synonym for "hackneyed." I found as an adjective, but the author used it as a verb?