Definition of "gen"
gen1
/d͡ʒɛn/
gen3
/d͡ʒɛn/
noun
plural gens
(slang) A generator (device that converts mechanical to electrical energy).
gen4
/d͡ʒɛn/
verb
third-person singular simple present gens, present participle genning, simple past and past participle genned
(science fiction) To genetically engineer.