[1] : The Collaborative International Dictionary of English v.0.48

sally lunn \sal"ly lunn"\ from a woman, sally lunn, who is said
   to have first made the cakes, and sold them in the streets of
   bath, eng.
   a tea cake slighty sweetened, and raised with yeast, baked in
   the form of biscuits or in a thin loaf, and eaten hot with
   butter.
   1913 webster

[2] : WordNet (r) 2.0

sally lunn
     n : a flat round slightly sweet teacake usually served hot

Sally Lunn >> S Words
Sally Lunn, definition of term: Sally Lunn
sally+lunn_pag1.html

Sally >> S Words
Sally, definition of term: Sally
sally_pag1.html

Sally Port >> S Words
Sally Port, definition of term: Sally Port
sally+port_pag1.html

Sally Forth >> S Words
Sally Forth, definition of term: Sally Forth
sally+forth_pag1.html

Aunt Sally >> A Words
Aunt Sally, definition of term: Aunt Sally
aunt+sally_pag1.html