American Heritage Dictionary
(2)
Century Dictionary
GNU Webster's 1913
(1)
WordNet
(1)
Elsewhere on the web
That means going from saying "I'll have the porterhouse, my good man" at Morton's to saying "Would you like fries with that?" at McDonald's.— Dennis the Peasant
Yes, the porterhouse ($85, serves two) remains a thing of beauty.— The Brooklyn Paper: Full articles
A Peter Luger porterhouse is a meat pillow, the equivalent of the softest down comforter in the ritziest hotel in a city of which you have grown exceedingly bored.— The Brooklyn Paper: Full articles
The porterhouse is by no means a featherbed of meat, but it is beefy and chewy like a great steak should be.— The Brooklyn Paper: Full articles
Thicker and richer than the porterhouse, this Flintstone-sized chop is the gift that keeps on giving.— The Brooklyn Paper: Full articles

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