Dictionary.net

• A cistern or vault at the point where a street gutter discharges into a sewer, to catch bulky matters which would not pass readily through the sewer.

2010 - New Age Dictionary Database
By Oddity Software

• A cistern or vault at the point where a street gutter discharges into a sewer, to catch bulky matters which would not pass readily through the sewer.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.