chutzpah

nerve, audacity, the quality of over-stepping boundries with no shame (negative)

guts (positive)

goy

a nation, but not the Jewish nation

"most often used among Jews to refer to someone who is not a Jew" (JPS)

Hasid

Pious person

A disciple of a rabbi, not only a member of a Hasidic group.

Adherent of a Hasidic Jewish group ("A mystical religious movement founded in Poland" (JPS)

A follower in a non-religious sense (ironic).

kosher

"acceptable according to Jewish [ritual] law" (JPS); "trustworthy, reliable" (Rosten); acceptable according to dietary laws

l'chaim

traditional toast. [lit. "to life" (Rosten)]

mazel tov

congratulations [lit. "good fortune"]

mazume

"A group of three or more adult males who join together to recite the after-meal blessings..." (Steinmetz).

"ready money, cash" (Steinmetz)

meshuga

crazy

oy

exclamation of dismay, exasperation, or surprise

tuches

buttocks