1. a German or one of German origins .
|Sl. and Its Analogues.|
|Sarjint Larry an’ Frinds n.p.: square-head:—A soldier of German birth and addicted to the use of German idioms.‘Soldier Sl.’ in|
|Sun. Times (Perth) 5 Jan. 1/1: The Dutchman employed made a holy mess [and] a cwt. of putty will be necessary to plug the work of the ‘good-iron’ square-head.|
|Bulletin (Sydney) 22 Oct. 10/3: So the miserable enemies of Britain were again sent to the fervent patriots below. The latter immediately came on deck and informed the wide world that they were going to work with no blessed squareheads, and formally declared a strike.|
|Smile A Minute 52: What we have did to them Germans, Joe, in the last coupla weeks has been aplenty [...] and they ain’t no race horse on earth could keep up with them squareheads they way they been runnin’.|
|(con. 1916) Her Privates We (1986) 208: ’E’s a bloody German spy, that’s what ’e is [...] One o’ them fuckin’ square-heads, an’ they let ’im off!|
|(con. 1920s) USA (1966) 980: That damn squarehead make the boys work so hard they can’t get a hardon when they go to bed.Big Money in|
|Western Mail (Perth) 4 June 2/2: He seems to be a cross between a squarehead and a Jap.|
|Asphalt Jungle in Four Novels (1984) 162: It’s Riemenschneider. The Squarehead.|
|Big Smoke 164: ‘What is he—a squarehead or what?’ ‘I don’t know. He’s got an accent.’.|
|Getting Straight 131: Even a dumb squarehead like you oughta be able to sell something today!|
|Gazette (Montreal) 22 Jan. 4: The squareheads, who didn’t speak frog, dismissed the erudite young frog as a crackpot.|
2. (Aus./US) a Scandinavian.
|Ten-Thousand-Dollar Arm 102: The Terrible Swede got off to a flying start [...] ‘I knew the old squarehead would be all right.’.‘Little Sunset’ in|
|Anna Christie Act II: You’re not old Square-head’s woman.|
|Haunch Paunch and Jowl 213: I find that there is no such thing, as yet, as an American workman. They are to each other – Hunks, Wops, Squareheads, Kikes, Micks and Heinies.|
|Living Rough 23: You know that big square-head, Gumboot Olsen.|
|In For Life 266: I’m going to get that Squarehead some Christmas.|
|Hard Men (1974) 11: Soderstrom eyed her darkly [...] ‘What you think, missus, is you talking to one big dumb squarehead, eh?’.|
|Demon (1979) 9: One neighborhood over the other; the Irish over the squareheads.|
3. (US) a Pole.
|World to Win 202: That son-of-a-bitchin’ squarehead! [...] You can’t trust them Polacks.|
4. (Can.) an Anglophone Canadian.
|Maledicta II:1+2 Summer/Winter 171: Squarehead [...] In Quebec, an Anglophone.|