adulting

noun

1. (slang, uncountable)Activities typically associated with adulthood.
2. (nonstandard, uncountable)Adultery.

verb

1. (form-of, gerund, participle, present)present participle and gerund of adult

   “Trends in the relative costs of child rearing cannot be separated from the economic, social and cultural consequences of both the gendering and adulting of labour markets.”

   “Then how about this: How about out-adulting the person who's driving you crazy. In other words, being the bigger adult.”