What does 好好儿 (hǎo hāor) mean in English?

Card 22IC2 Level 1722/31
CARD22
PROGRESS71%
好好儿
好好兒
hǎo hāor
(coll) all out, to one's hearth's content

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d