All 3 Uses of

prodigal
in
Love's Labour's Lost

Be now as prodigal of all dear grace As Nature was in making graces dear When she did starve the general world beside, And prodigally gave them all to you.†
Scene 2.1

Be now as prodigal of all dear grace As Nature was in making graces dear When she did starve the general world beside, And prodigally gave them all to you.†
Scene 2.1

And spend his prodigal wits in bootless rimes,
Scene 5.2 *

prodigal = abundant (extravagant in amount)

Definitions:

(1) (prodigal)
recklessly wasteful

or more rarely:

abundant (extravagant in amount)

or more rarely still:

long absent (someone who has been away a long time)
(2) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

More rarely, prodigal is used as a noun as a shortened version of prodigal son to reference someone who is wasteful like the prodigal son in the famous Christian parable. When the prodigal son came home and apologized for his wasteful and ungrateful ways, his father forgave him, loved him, and celebrated the return.