Betty

Part of speech: noun (n.)

1. A short bar used by thieves to wrench doors open. [Written also bettee.] The powerful betty, or the artful picklock. Arbuthnot.

2. A name of contempt given to a man who interferes with the duties of women in a household, or who occupies himself with womanish matters.

3. A pear-shaped bottle covered round with straw, in which olive oil is sometimes brought from Italy; -- called by chemists a Florence flask. [U. S.] Bartlett.