from The Century Dictionary.
- noun The armpit; also, the embrace of the arms.
- To support under the arm; embrace with the arms.
- noun In coal-mining, a reëntrant corner in a working face.
from the GNU version of the Collaborative International Dictionary of English.
- noun Prov. Eng. & Scot. The armpit; also, the arm.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Neither "ockster" nor "oxter" is an acceptable spelling, and I will give what I believe to be the correct spelling in comments.
The correct spelling is "oxter"; Swift's spelling is archaic and nwhyte's instincts were correct.
The "oxter" is crooked because the arm is engaged carrying them.
At about 1.30 p.m. he elbowed the door handle and shouldered the door, coffee and sandwich in hand and papers in oxter.
"You rub your oxter over the beast's nose a few times, to give him your scent and get him accustomed to you, so he won't be nervous of ye."
I touched the hair in his oxter and stroked it, surprised at the soft, silky feel of it.
Ye canna live in a man's oxter for three years without learning a great many things ye dinna want to know about him, let alone something like that.
Where? says Alf. And begob there he was passing the door with his books under his oxter and the wife beside him and Corny Kelleher with his wall eye looking in as they went past, talking to him like a father, trying to sell him a secondhand coffin. —
And begob what was it only that bloody old pantaloon Denis Breen in his bathslippers with two bloody big books tucked under his oxter and the wife hotfoot after him, unfortunate wretched woman, trotting like a poodle.
“There was many a good man went to the penny-a-week school with a sod of turf under his oxter,” said Mr. Kernan sententiously.