oner

plural oners

1. idiomaticinformalAn extraordinary individual or thing.

   Synonyms: one of a kind

2. gamesA small marble of little worth in children's games.

   The winner was the last to flick a marble into the gully. A oner had to beat a fourer four times to win, a fourer had to beat a twelver three times, and so on.

   2012, Nicholas Hagger, A View of Epping Forest, page 143

3. UKA conker that has won one match.

   May all your conkers be oners / May your love life fail with dishonours

   1993, Henry Normal, Nude modelling for the afterlife

   2 more examples

   The history of 'oners' becoming 'sixers' through successive victories[…]

   2005, Benedict Le Vay, Eccentric Britain, page 32

   Conkers so highly prized that it's a wonder they even manage to hit the ground before being swept away to be pickled or baked and then going on to new careers as 'oners', 'twoers', and so forth.

   2006, Charles Campion, Fifty Recipes To Stake Your Life On, page 119

4. broadcastingSynonym of long take; a long one-take shot, or an equivalent animated segment simulating a one-take shot.

   Synonyms: long shot, continuous shot, continuous take, single shot, long take