Definition from macmillandictionary.com
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The title is apparently a reference to the singer’s brother.
He politely made no reference to my untidy appearance.
Her speech contained only a passing reference to tax reform.
The sentences are numbered for ease of reference.
the reference section of the library
I don’t think I’ve got the job – they haven’t taken up my references.
Start your walk at map reference 2D.
Please quote your customer reference number if you need to contact us.
His writing is full of obscure literary references.
There was a long list of references at the end of the paper.