porterhouse

As nouns the difference between sirloin and porterhouse

is that sirloin is (US) A cut of beef from the lower part of the back, where the last ribs are (called rump in UK English) while porterhouse is a public house where porter was sold; often also served steaks, chops etc.

As nouns the difference between alehouse and porterhouse

is that alehouse is a business, such as an inn or tavern, where ale is sold while porterhouse is a public house where porter was sold; often also served steaks, chops etc.

As nouns the difference between fillet and porterhouse

is that fillet is a headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or for decoration while porterhouse is a public house where porter was sold; often also served steaks, chops etc.

As a verb fillet

is to slice, bone or make into fillets.

Scotchfillet is likely misspelled.

Scotchfillet has no English definition.

As a noun porterhouse

is a public house where porter was sold; often also served steaks, chops etc.