Definition

noun

An advisement providing more up-to-date information than currently known.
“He gave me an update on the situation in New York.”
A change in information, a modification of existing or known data.
“I just made an update to the Wikipedia article on guerillas.”
An additional piece of information. An addition to existing information.
“I just made an update to my blog about my trip to Rome.”
A modification of something to a more recent, up-to-date version; (in software) a minor upgrade.
“I have a couple of updates to install on your laptop.”
A version of something which is newer than other versions.
“You should try the update: it rocks.”

verb

To bring (a thing) up to date.
“I need to update my records to take account of the most recent transaction.”
To bring (a person) up to date: to inform (a person) about recent developments.
“Update me on what happened while I was away.”