親バカ

おやバカ おやばか

over-fond parent, doting parent

バカ人

バカじん

stupid person

バカ話

バカばなし

foolish talk; idle talk

バカ貝

バカがい ばかがい バカガイ

Mactra chinensis (species of trough shell)

バカ安

バカやす

bargain price

バカ受け

バカうけ ばかうけ

ridiculously good reception, being extremely well-received

バカ騒ぎ

バカさわぎ ばかさわぎ

horseplay, fooling around

バカ食い

バカぐい バカくい

binge eating

釣りバカ

つりバカ

fishing enthusiast; fishing nut

筋肉バカ

きんにくバカ

meathead; muscle head; person who is obsessed with bodybuilding

専門バカ

せんもんバカ

person who is ignorant outside his field

学者バカ

がくしゃバカ

person who is book smart but lacking in common sense; person who is book smart but street dumb

バカの壁

ばかのかべ

stupidity barrier; stupidity as an obstacle to coming to a mutual understanding

バカ高い

バカたかい ばかたかい ばかだかい

ridiculously expensive, stupidly expensive

バカ正直

バカしょうじき

honest to a fault; foolishly honest; naively honest

バカ丁寧

バカていねい

overly polite; excessively polite; polite to a fault

バカ売れ

ばかうれ

selling like crazy; selling like hotcakes; flying off the shelves

バカが移る

バカがうつる ばかがうつる

to catch 'the stupid' (e.g. from talking to stupid people, watching mindless TV, etc.)

バカ発券器

ばかはっけんき

Twitter; stupidity detector