However, sometime in the late 19th century or early 20th century, the term "dago" became an ethnic slur chiefly for Italians and people of Italian descent in the U.S., U.K., and Australia. Today, it is an offensive slur mainly against Italians. In the UK, it is still used occasionally to refer to people of Hispanic and Portuguese descent in a derogative manner.
- González, Félix Rodríguez (1996). Spanish Loanwords in the English Language: A Tendency Towards Hegemony Reversal. Walter de Gruyter. p. 115. ISBN 9783110148459. Retrieved 15 February 2013.