Hallowe’en was a clipper ship, measuring 216.6ft x 35.2ft x 20.5ft and with a tonnage of 920 tons. She was built in 1870 by Maudsley, Sons & Field at Greenwich for John "Jock" "White Hat" Willis, and was a sister ship to Blackadder.

the evening before All Saints' Day; often devoted to pranks played by young people

To dream of Hallowe'en fun signifies an increase in influence.