Green’s Dictionary of Slang

penny ante adj.

also penny
[poker jargon; an ante is a deposit that entitles a player to join a round of play; thus an ante of only one penny is de facto insignificant]

(orig. US) insignificant, unimportant, cheap; also as n., insignificant stuff or activity.

[[US]‘Q.K. Philander Doesticks’ Doesticks, What He Says 259: Napoleon spends most of his time playing penny ‘ante’ with the three Graces].
[US]Nation Vol. I n.p.: Look at those fellows now! . . . ain’t they a ‘penny ante’ lookin’ lot.
[US]Wkly Messenger (St Martinsville, LA) 27 Feb. n.p.: [advt] No penny-ante business at E.E. Soulier The Poor Man’s Friend One Price to All.
[US]D. Runyon ‘Fat Fallon’ in From First to Last (1954) 28: He’s down in Arizona now, commanding a penny-ante post on the desert.
[US]J. Lait ‘Omaha Slim’ in Beef, Iron and Wine (1917) 117: Votin’ don’ do no good. That’s peanut stuff—retail pennyante.
[US]J. Lait Gangster Girl 26: You miss those penny-ante punks you thought were big shots in Chi.
[US]B. Appel People Talk (1972) 278: It’s a penny ante business.
[US]R.L. Bellem ‘Feature Snatch!’ Dan Turner - Hollywood Detective Feb. 🌐 He was a cheap two-bit grifter and penny ante louse around town.
[US]W.R. Burnett Little Men, Big World 210: No more penny-ante jobs with the police department or the D.A.’s office for him. He was a big man now.
[US]Kramer & Karr Teen-Age Gangs 146: The penny pimps and two-bit whores – were barred.
[US]‘Weldon Hill’ Onionhead (1958) 77: ‘Now report me, you penny-ante dictator’.
[US]E. De Roo Big Rumble 111: Whatever they scrounged knocking off parking meters and vending machines in other parts of town was penny ante.
[US](con. 1940s) Malcolm X Autobiog. (1968) 143: Those penny-ante squares who came in [...] putting on their millionaires’ airs.
[US]T. Thackrey Thief 288: But damn if I didn’t let a cruddy little penny-ante safe-cracker named Shorty, into ‘just one more’ score.
[US]H. Selby Jr Requiem for a Dream (1987) 176: We jus gonna wheel an deal an not go fuckin with any penny boolshit.
[US]J. Ellroy Brown’s Requiem 214: I collected the bets, sent guys to the track to place them, that kind of thing. It was penny ante.
[US]S. Morgan Homeboy 98: Killing machines [...] were inexpendable; not so pennyante players like Frank.
[US]J. Stahl Plainclothes Naked (2002) 131: A cop-killing police chief? Come on, that blows away all that penny-ante Ramparts shit.
[US]P. Beatty Sellout (2016) 67: Like asking some penny-ante lounge singer if they knew the way to San Jose.
[UK]‘Aidan Truhen’ Price You Pay 56: She believes in things like ethics which is why Sarah has a penny-ante practice in a terrible office.