bat mitzvah
I. noun also bas mitzvah
Usage: often capitalized B&M
Etymology: Hebrew bath mişwāh, literally, daughter of the (divine) law
Date: 1938
a Jewish girl who at 12 or more years of age assumes religious responsibilities, the initiatory ceremony recognizing a girl as a bat,
II. transitive verb also bas mitzvah (bated; also bas mitzvahed; bating; also bas mitzvahing)
Date: 1976
to administer the ceremony of bat to