Green’s Dictionary of Slang

to glance at, to survey.

1920		Ade Hand-made Fables 245: Clara once-overed the whole Layout.
1929		J. Lait Broadway Melody 21: Once-over these, Uncle Bernie.
1955		B. Schulberg On the Waterfront (1964) 143: It had been left to Charley to decide how to once-over the church meeting.
1983		R. Price Breaks 146: I [...] asked if I could join the party. They once-overed me and said sure.