double barrelled

double barrelled

adjective Referring to a family name (surname) with two parts which may or may not be hyphenated, so named as an oblique analogy to a double-barrelled shotgun.

While double-barrelling surnames is distinctly uncommon in the US, it is required by law in Spain and most of Latin America, and not uncommon amongst well-to-do Britons.
References in classic literature ?
"There they go!" said my companion, slipping cartridges into the second double barrelled "Express." "Load them all up, young fellah my lad, for we're not going to be taken alive, and don't you think it!
Policesaid "in each case the offender threatened shop staff with what appeared to be a double barrelled shotgun."
The teen pleaded guilty to possession of a double barrelled sawn-off shotgun, and possession of 12 shotgun cartridges at St Munchin's Street on April 4 last year.
"One of the men was carrying a double barrelled shotgun and the staff were forced into the bureau de change at gunpoint."
The singer arrived at the Holiday Inn in Glasgow on Tuesday with several double barrelled shotguns.
Mr Salmon recalled the events on the day Miss Stewart was shot dead at her beauty salon in Chiswick,London, with his own double barrelled shotgun as he gave evidence in his wife's murder trial.