perform vt1 : to adhere to and fulfill the terms of [ an obligation]
2 : to carry out or bring about [ the work according to design]
3 : to do according to prescribed ritual or law [ a marriage ceremony]
4 : to give a public rendition or presentation of [ a copyrighted play]
1 : to adhere to and fulfill the terms of a contract, promise, or obligation [failed to under the agreement]
2 : to carry out or present something
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.