From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( n.) Comrade; boon companion; good fellow; - a term of familiar address and fellowship among sailors.

(2): ( superl.) Promoting strength; nourishing; rich; abundant; as, hearty food; a hearty meal.

(3): ( superl.) Pertaining to, or proceeding from, the heart; warm; cordial; bold; zealous; sincere; willing; also, energetic; active; eager; as, a hearty welcome; hearty in supporting the government.

(4): ( superl.) Exhibiting strength; sound; healthy; firm; not weak; as, a hearty timber.

King James Dictionary [2]

He`Arty, a. Having the heart engaged in any thing sincere warm zealous as, to be hearty in support of government.

1. Proceeding from the heart sincere warm as a hearty welcome. 2. Being full of health sound strong healthy as a hearty man. 3. Strong durable as hearty timber. Not used in America. 4. Having a keen appetite eating much as a hearty eater. 5. Strong nourishing as hearty food.