The phrase "boxing trainer" is correct and can be used in written English.
For example, "My brother is a boxing trainer at the local gym and he teaches classes three times a week."
The boxing trainer Cus D'Amato once compared fear to fire.
I won't.' He'd be a brilliant boxing trainer.
In Haifa, he met Michael Kozlowski, a Russian boxing trainer.
· Arnie Boehm, boxing trainer, born 1933; died October 9 2002.
After baseball, Goossen worked as a private detective, a boxing trainer and a movie extra.
He later worked occasionally as a boxing trainer and lived in Hempstead, on Long Island.
Makino, 75, with the stout bearing of an old boxing trainer, puts it differently.
"There are too many male chauvinists in Britain," says Alan Kean, boxing trainer at the Times.
He also ghostwrote I Only Talk Winning (1983) with the boxing trainer Angelo Dundee.
He worked briefly as a boxing trainer and for many years afterward was a longshoreman.
Angelo Dundee (Angelo Mirena), boxing trainer, born 30 August 1921; died 1 February 2012.
