Definition of gemming:
(n) :
A precious stone, usually of substantial monetary value or prized for its beauty or shine.
(n) :
(figuratively) Any precious or highly valued thing or person.
(n) :
Anything of small size, or expressed within brief limits, which is regarded as a gem on account of its beauty or value, such as a small picture, a verse of poetry, or an epigram.
(n) :
(computing) A package containing programs or libraries for the Ruby programming language.
(n) :
(Internet slang) Internet content of good quality.
(n) :
(baseball) A strong, dominating pitching performance.