- peekaboo⇄adj. (Informal.) characterized by a partial revealing, sometimes of a startling nature.
Ex. Her peekaboo sheath dress is high-necked forward and slit to the waist astern (New Yorker). - peekaboo⇄interj. an exclamation, usually used toward a child, intended to startle him.
- peekaboo⇄noun a young child's game in which a person's face or body is alternately hidden and revealed to the call of ""boo"" or ""peekaboo""; bopeep.
Ex. When they play peek-a-boo, a father and his baby are sharing an activity (Sidonie M. Gruenberg). - peekaboo⇄peekaboo orpeek-a-boo, noun, adjective, interjection.