expression
of course!; obviously!
Jocular, punning expression based on 当たり前 (of course) and the cracker brand 前田のクラッカー. Used playfully to emphasize that something is obvious.
See also: 当たり前
「明日は日曜日だよ」「当たり前田のクラッカー！」
"Tomorrow is Sunday." "Of course it is!"
そんなの当たり前田のクラッカーだよ。
That's Captain Obvious stuff.
The standard word for 'obvious' or 'natural'. 当たり前田のクラッカー is a humorous, punning extension of this.
A pun on 当たり前 (atarimae, 'obvious') and the real cracker brand 前田のクラッカー (Maeda no kurakkā). The phrase plays on the shared sound まえだ.