1 [VERB] V n,V n
When you perform a task or action,especially a complicated one,you do it.
His council had had to perform miracles on a tiny budget...
Several grafts may be performed at one operation.
2 [VERB] V n
If something performs a particular function,it has that function.
A complex engine has many separate components,each performing a different function.
3 [VERB] V n,V n,V
If you perform a play,a piece of music,or a dance,you do it in front of an audience.
Gardiner has pursued relentlessly high standards in performing classical music...
This play was first performed in 411 BC...
He began performing in the early fifties,singing and playing guitar.
4 [VERB] V adv,V adv
If someone or something performs well,they work well or achieve a good result.If they perform badly,they work badly or achieve a poor result.
He had not performed well in his exams...
`State-owned industries will always perform poorly,' John Moore informed readers...