Green’s Dictionary of Slang

tom-tits n.

(Aus.) diarrhoea.

1944		L. Glassop We Were the Rats 67: You’ll give these blokes the tomtits before they get their first lot of C.B.
1946		R. Rivett Behind Bamboo 399/2: Tomtits, dysentery, diarrhoea.
1963–74		B. Humphries Barry McKenzie [comic strip] in Complete Barry McKenzie (1988) 23: I reckon I’d be that nervous, I’d land up with a dose of the proverbial tom-tits. [Ibid.] 47: This jam tart gives me the tremblin’ toms.

In phrases

get the tom-tits (v.) (also have the tom-tits)

to become annoyed.

1989		M. Walker How to Kiss a Crocodile 136: Bacchus soon suffered from a dose of the ‘tom tits’ - our Aussie driver hadn’t recognised him!
1990		R.G. Barratt ‘Snowed Under’ in What Do You Reckon (1997) [ebook] I figured out why I had the tom-tits.
2002		G. Morgan ‘Our Sunday Ride’ in Hyades on UlyssesGoldCoast 🌐 I was re-cooperating and had the tom tits with sitting on my arse and doing nothing.
2002		T. McGuinness ‘Aussie Sayings’ at McGuinnessOnline.com 🌐 She’s got the tom-tits with me.

give someone the tom-tits (v.)

to annoy someone.

1948		S.L. Elliott Rusty Bugles I ii: You blokes give me the tom-tits.
1957		‘Nino Culotta’ They’re a Weird Mob (1958) 24: Captured by your mob? Don’t gimme the tom tits. You Ities couldn’t capture a bloody grasshopper.
1968		D. Ireland Chantic Bird 155: If there’s one thing that gives me the tom-tits it’s people talking to you.
1976		D. Ireland Glass Canoe (1982) 117: This world’s rapidly giving me the tom-tits.
1977		B. Humphries in Tharunka 13 June 14/5: It’s the Australian ex-pat that really gives me the toms.
1986		R.G. Barrett Real Thing 251: Charlie, don’t give me the tom-tits.