The phrase "agreed orally" is correct and usable in written English.
It can be used to indicate that an agreement was made through spoken communication rather than in writing.
Example: "The terms of the contract were agreed orally during the meeting last week."
Alternatives: "verbally agreed" or "agreed in person".
In total, only twelve of the fifty-four partieitherher signed the manifesto or agreed orally.
Mr. Cuban said he had never agreed orally to keep something confidential in business.
The Padres reportedly came back with a substantial offer later, but Whitson's agent, Tom Reich, had already agreed orally to the contract with George Steinbrenner, the Yankee owner.
Mr. Pataki has agreed orally with the Assembly leaders to lower sentences for most drug crimes, but only in return for raising penalties for drug dealers who use a gun, employ children or run a criminal organization.
The Israeli and Palestinian leaders failed to sign a written truce agreement early today in Paris, but agreed orally to halt the fighting, which has raged since last Friday.
Mr. Arafat was worried that signing the maps would commit the P.L.O. to accept a particular size for the city of Jericho, even though he and Mr. Rabin had agreed orally around 2 A.M. today that the size of the Jericho zone -- and two disputes about border guards -- would still be subject to negotiation while the rest of the pact was being put into effect.
He has now agreed -- orally at least -- to substantial safeguards against his ability to manipulate the trials.
Jack Brooks, a partner with the Raiders' managing general partner, Al Davis, said that the package the team had agreed to orally was different from the city's and county's final offer, and that he was not sure there was anything for voters to cast ballots about.
If Mr. Obama's appointments to the labor board were not valid, it lacked a quorum to make decisions, including one finding that Noel Canning, a soft drinks bottler, had violated the National Labor Relations Act by refusing to sign a labor contract it was said to have agreed to orally.
Wells orally agreed to a deal with the Diamondbacks two weeks ago, concluding his discussions with Arizona officials at a pizza place at 1 30 a.m.
Under a restructuring proposal orally agreed upon last week, Covad would pay bondholders 19 cents in cash for each dollar of face value of the bonds they hold.
