You use this phrase to say something is not true. It means 'it's not like that' or 'it's not as if'. You use it when you think someone's idea or action is wrong.
Clause + わけでもあるまいしPrimary
You use this phrase to say something is not true. It means 'it's not like that' or 'it's not as if'. You use it when you think someone's idea or action is wrong.
宝くじに当たったわけでもあるまいし、そんなにポンポンお金は使えないよ。
It's not as if I won the lottery, so I can't just spend money left and right.
もう子供でもあるまいし、自分のことは自分で責任を持ちなさい。
You're not a child anymore, so take responsibility for your own affairs.
何もしなかったわけでもあるまいし、そこまで責められる必要はないと思います。
It's not as if I did nothing at all, so I don't think I need to be blamed that much.
いつも暇なわけでもあるまいし、急に明日会おうと言われても無理だよ。
It's not like I'm always free, so it's impossible for me if you suddenly ask to meet tomorrow.
最初から完璧にできるわけでもあるまいし。
It's not as if one can do it perfectly from the very beginning.
This is like "〜ではあるまいし." But this one adds "わけ." "わけ" means a reason or a situation. So, this phrase says, "It's not like that is the reason." "〜ではあるまいし" just says, "You are not X." For example, "You are not a child." This phrase says, "It's not like I was playing all day."
Don't use this when you talk to your boss. It can sound rude. For example, don't say "You're not my mom, are you?" to your boss.
Use this when you want to say something is not true. Then you can say what happens because it is not true. It helps you explain why something is wrong.
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