1944 in A. Hassler Diary of a Self-Made Convict (1955) 65: The other is, I suspect, a Johnny-come-lately as a pacifist.at johnny-come-lately (n.) under johnny, n.1
1944 in A. Hassler Diary of a Self-Made Convict (1955) 65: ‘Nine years a square John,’ he burst out at me, ‘and now I’m in on a meatball rap!’.at meatball, adj.