Definition of yerk in English:

yerk

(also yark)

verb

[WITH OBJECT]Northern English, Scottish
  • 1Strike sharply, especially with a stick or whip; thrash or flog.

    • ‘Nine, or ten times I had thought to have yerked him here under the ribs’
    • ‘We should yerk the yokel of a Yankee with the knout.’
    • ‘I'll yerk the sullen Devil out of you.’
    • ‘More soundly could my scourge have yerked many.’
    • ‘Buy the birds, he was saying as he yerked me under the ribs.’
  • 2Pull or push with a sudden movement.

    • ‘The rotten, rain-soaked khaki tears easily when two men are yerking at your collar.’
    • ‘He seized the parson by the chin and ears and yerked him upwards several times.’
    • ‘They yerked to and fro, snorting with rage and terror.’
    • ‘He saw him knocking and yarking the horse about and swearing at it.’
    • ‘Thou hast fair yarked me off my legs.’

Origin

Late Middle English: imitative of a sudden movement.

Pronunciation:

yerk

/jəːk/