childhood /ˈtʃaɪld.hʊd/noun 3forms 1phrases 1 noun3 •the early years of someone's life, before they become an adultHe stood transfixed before the unaccustomed view of London at night time, a vast panorama which reminded him […] of some wood engravings far off and magical, in a printshop in his childhood. — 1963 •The state of being a child.Of a suretie, it is a ioyfull thynge to reioyce in the chyldhode of chyldren, but it is a ryght cruel thing to suffre the importunities of their mothers. — 1531 •The early stages of development of something. formschildhoods Phrases with childhood second childhoodThe period or state of cognitive decline of an elderly person, characterized by childlike judgment and behavior.