Definition of "ter"

"Jesus Christ! Was my folks refined. My mam she wouldn't think-a lettin' us young'uns call a pee pot a pee pot. A chamber's what she called it... And by God! Us young'uns had ter call the pee pot a chamber or git our God damn necks wrang."

1946, Elizabeth Metzger Howard, Before the Sun Goes Down, page 31

‘Do you mean ter tell me,’ he growled at the Dursleys, ‘that this boy – this boy! – knows nothin’ abou’ – about ANYTHING?’

1997, J.K. Rowling, Harry Potter and the Philosopher's Stone, section IV

"But he never speaks ter anybody, child—he hain't for years, I guess, except when he just has to, for business, and all that."

1913, Eleanor H. Porter, chapter 8, in Pollyanna‎, L.C. Page

‘What about that tea then, eh?’ he said, rubbing his hands together. ‘I’d not say no ter summat stronger if yeh’ve got it, mind.’

1997, J.K. Rowling, Harry Potter and the Philosopher's Stone, section IV