jenny 1
/jen"ee/ , n. , pl. jennies .
1. See spinning jenny .
2. the female of certain animals, esp. a female donkey or a female bird: a jenny wren.
[ 1590-1600; generic use of Jenny, proper name ]
jenny 2
/jen"ee/ , n. , pl. jennies . Naut. Slang.
genoa.
Also, jennie .
[ shortening and alter. of GENOA ]