(soil science) A calcareous type of aridisol or alfisol found in Australia.

An ink, invisible on application or soon thereafter, that can later be rendered visible by some process, such as exposing it to heat. / An ink used in pranks that is visible at first but soon disap...

plural of MFN

(often humorous) A flush (cleansing of the toilet) in the middle of a sitting, intended to reduce an unpleasant smell.