Definition of 乳母日傘 (おんばひがさ)

expression
(bringing up a child) with greatest care pampering (him, her) with material comforts of a rich family, (being brought up) in a hothouse atmosphere(yojijukugo)
Other readings:
乳母日傘【おんばひからかさ】
Related Kanji
milk, breasts
mother
day, sun, Japan, counter for days
umbrella