Green’s Dictionary of Slang

Dutch v.

also dutch
[all racial stereotypes of Dutch]
(US)

1. (also dutch up) to ruin another’s business, social standing, enjoyment etc. with deliberate malice.

[US]Ade Knocking the Neighbors 127: Each gal found out too late that she had Dutched her Book and backed into the wrong Paddock.
‘Banco’ Lil of the Lounge 13: Everybody dutches everybody all round, and it’s the one that dutches last who gets the most!
[US]H.L. Wilson Professor How Could You! 142: It’s foolish for a couple of grown men [...] to let a nitwit like that dutch up the best route in Iowa.
[US]Wentworth & Flexner DAS.
[US]Maledicta III:2 157: dutch v 1: Ruin with malice one’s business, health, or social standing; from the alleged unethicalness of Dutch merchants 2: Bet in such a way to ruin a gambling house 3: Speak emphatically.

2. to kill oneself [Dutch act n.].

[US]R.L. Bellem ‘Death Ends the Scene’ Hollywood Detective May 🌐 ‘I saw you putting that gun in his hand to make it look like suicide!’ [...] ‘Lay off, sister,’ I growled. ‘The guy dutched himself’.

3. to bet in such a way that the bank is broken.

[US]Sun (NY) 18 Oct. 11/1: Izzy Hamm says that his book has been Dutched ever since Bennings.
[US]A.J. Liebling Honest Rainmaker (1991) 117: He had dutched many a book in his time.
[US]Maledicta III:2 157: dutch v [...] Bet in such a way to ruin a gambling house.

4. to speak emphatically.

[US]Maledicta III:2 157: dutch v [...] Speak emphatically.

In phrases

Dutch oneself (out) (v.) [Dutch act n.]

to commit suicide.

[US]R.L. Bellem ‘Suicide Stunt’ Speed Detective Apr. 🌐 Being left-handed, Melton wouldn’t plug himself through the right temple. Get it? He didn’t Dutch himself!
[US]R.L. Bellem ‘Poison Payoff’ Hollywood Detective Dec. 🌐 Six months ago your kid sister Dutched herself [...] She committed suicide because a man did her dirty.
[US]‘Blackie’ Audett Rap Sheet 135: Nitti dutched himself out. Committed suicide.
Dutch out (v.)

(US) to give up, to let go of, as in a hold-up.

[US]E.L. Wheeler Deadwood Dick in Beadle’s Half Dime Library I:1 83/1: ‘Gentlemen!’ he [the coachman] plead, ‘there is need o’ yer dutchin’ out yer dudads right liberal ef yer’ve enny purtic’lar anticipation an’ desire ter git ter Deadwood ter-night. Dick, the Road-Agent, are law an’ gospel heerabouts, I spec’late!’.
dutch up (v.)

see sense 1 above.