one-upmanship

Другие идиомы:

• one for the road
• in one fell swoop
• all rolled up in one
• do (someone) one better
• have one too many
• one-two
• all-in-one
• on one's toes
• off one's chest
• one's stamping grounds
• one way or another
• open one's heart to (someone)
• hundred and one
• one foot in the grave
• on one's high horse