show ‧ ing /ˈʃəʊɪŋ $ ˈʃoʊ-/ BrE AmE noun
1 . [countable] an occasion when a film, art show etc can be seen or looked at, especially a special occasion that people are invited to:
I saw a private showing of the film.
It was the comedy’s first showing on TV.
2 . [singular] used to talk about a person’s or thing’s level of success:
Choose the candidate who makes the best showing in the interview.
strong/poor showing
Women made a strong showing in the election.
on ... showing British English :
On present showing (=judging by the way it is now) , there’s a lot to do to get the newspaper’s sales up.
On this showing (=judging by this example) , she is becoming a very good writer indeed.