ark ruffian
obsolete A criminal who boards and plunders waterborne ships (i.e., arks), usually with the aid of one or more of its crew, sometimes resulting in the murder of its passengers. Aye, but the waters are treacherous these days, and the ark ruffians make even the most placid trip a journey to be wary of.
be out of the ark
To be very outdated or old-fashioned. Primarily heard in UK, Australia. You can't wear a dress like that, at least until you're 80. Come on, it's clearly out of the ark!