nonleaker

English

Etymology

From non- +‎ leaker.

Noun

nonleaker (plural nonleakers)

1. One who, or that which, does not leak.
   • 1975, New York Magazine, volume 8, number 39, page 8:

     […] praising someone as a nonleaker is an ancient journalistic device to protect sources.

   • 2005, Stefan H. Steiner, R. Jock MacKay, Statistical Engineering:

     The team decided on a group comparison with eight leakers and eight nonleakers. They selected eight trucks that had failed the leak test with an upper ditch leak. Obtaining trucks that did not leak was more difficult […]