What is Husband Chair?
1.
A chair in a womens' clothes store/department for a guy to sit in and wait while his wife or girlfriend shops.
You go ahead and shop. I'll just be over here in the husband chair.
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2.
Otherwise known as "the Schmuck Chair". The husband or boyfriend just sits there in the only chair in the women's section looking like a schmuck, because there is nothing else to do.
Lilly would say "just wait for me while I try these clothes on... there, in the husband chair..you know, Schmuck chair".
See