Green’s Dictionary of Slang

(UK/Irish) brand new.

1742		‘Hercules Vinegar’ The Cudgel or Crab-tree Lecture 28: Poets write [...] Plays without Plots, and Poems without Wit; If quaint the Diction, or span-new the Thought, [...] Full swelling Words a barren Theme may grace.
1837		‘Bill Hart and Kitty Miles’ in Icky-Wickey Songster 21: Bill’s rigging vos all bran span new.
1841		‘The Queen & The Countryman’ in Gentleman’s Spicey Songster 26: Said he, ‘I’ll give any one that’s willing, / To point me out the crown this day, / A bran span new Victoria shilling.’.
1991		J.B. Keane Love Bites and Other Stories 112: Looks were exchanged. We had heard them all and here was a span new one concocted by a Decies man.