verbally agree
orally agree

Often the contract is verbally agreed and not written down.

By June 2, all four schools had verbally agreed to join the league for the 2013-14 school year.

However, Babcock said it was too late and the trade had already been verbally agreed upon.

"We've verbally agreed on the majority of the major issues," Chwasky said.

He drafted a proposal that was verbally agreed to by the superintendent, which later came into question when the film began distribution.

Pinochet was designated as its first President, and the four verbally agreed to rotate the office.

Blankenship had actually verbally agreed to a new contract a day earlier, but never signed the paperwork.

Not when she was this jumpy, and the client had already verbally agreed to whatever price Wren set.

What about the duplicate machines which we agreed verbally would be built without Kenrubeis knowledge?

A person may verbally agree to something from fear, perceived social pressure, or psychological difficulty in asserting his true feelings.