see off
To go with someone to the place where they leave (like an airport) to say goodbye; or to beat someone who is causing a problem.
Meanings
To accompany someone to the place where they are departing — such as an airport, station, or door — in order to say goodbye.
"The whole family drove to the airport to see her off before her move to Canada."
To defeat, repel, or get rid of a rival, attacker, or threat.
"The home team saw off a strong challenge from their opponents in the second half."
"Boris Johnson saw off a leadership challenge from within his own party."
— BBC News, 2019
To chase away or force someone to leave.
"The guard dog saw off the trespassers before they could get near the house."
The 'say goodbye' sense is very common in British English. The 'defeat/repel' sense is more informal and can refer to a sporting defeat, repelling an attacker, or overcoming an illness.
Commonly used with
Forms
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