show ponyˌshow pony noun (plural show ponies) [countable] 
1a pony (=small horse) that takes part in a competition which involves jumping fences or being judged on appearance2 informal someone who is confident and enjoys being with other people, but who often tries to show how clever or skilled they are so that other people will admire them – used humorously SYN show-off
1a pony (=small horse) that takes part in a competition which involves jumping fences or being judged on appearance2 informal someone who is confident and enjoys being with other people, but who often tries to show how clever or skilled they are so that other people will admire them – used humorously SYN show-off