The Collaborative International Dictionary
Gainful \Gain"ful\, a.
Profitable; advantageous; lucrative. ``A gainful
speculation.''
--Macaulay. -- Gain"ful*ly, adv. --
Gain"ful*ness, n.
Wiktionary
adv. In a gainful manner; profitably.
WordNet
adv. in a gainful way; "are you gainfully employed now?"
Usage examples of "gainfully".
He killed seventeen women, he had never been gainfully employed for any extended period of time, he suffered from an array of addictions and compulsions, and he was never self-sufficient.
Thus Vincenzio needed Galileo to grow up gainfully employed, preferably as a doctor, so he could help support his younger sisters, now four in number, and two brothers.
At the time of his arrest he was gainfully employed and, according to his wife and various character witnesses, a loving husband and excellent father to three small children.
In it, I can accept invitations to all but the snootiest of cocktail parties, pose as a mourner at any funeral, make court appearances, conduct surveillance, hustle clients, interview hostile witnesses, traffic with known felons, or pass myself off as a gainfully employed person instead of a freelance busybody accustomed to blue jeans, turtlenecks, and tennis shoes.
Its inhabitants include people speaking many languages, many without jobs, many gainfully employed in legal and not so legal businesses, and the huge Timson clan, which must by now account for a sizeable chunk of the population.