answer up

counter, retort

black hat

Haredi; describing people or traditions of the right end of the Orthodox continuum, encompassing Hasidic and non-Hasidic (or just non-Hasidic) Orthodox Jews, of whom the men wear black hats

bring down

cite or reference

BT

ba'al teshuva, returnee to faith, Jew who chose to become Orthodox

by

at [a location], at the house of, with, among, according to the opinion of, at [an event, time of year] (in addition to Standard English near).

collect

gather funds or fundraise for an institution.

daled amos of halacha

Idiomatically, "the four walls of the law" (Glinert)

the four (square) cubits of the law

eats out

Describes willingness of otherwise kosher-observant person to eat in non-supervised restaurant; connotation is that they will not eat non-kosher food (meat, shellfish etc), but are not concerned about the status of food prepared in otherwise non-kosher kitchen.

FFB

Short for "frum from birth." Refers to someone who grew up in a religious home, the opposite of a BT (ba'al teshuvah) who became religious as an adult.

FFT

'Frum from Tuesday' - a satire on 'FFB'. Denotes a very recent BT, usually someone who has not mastered the rituals / social cues of Orthodox practice.

flip out

When a Modern Orthodox post-high-school student becomes more religiously observant during or after a gap year at a yeshiva/seminary.

G-d

the way that some religious Jews write God, to avoid writing the full word

glatt

Showing consistency of reason (Weiser).

Super-kosher (not only of food), or acceptable to the Haredi community.

Half Shabbas

Describes Sabbath observance by someone (usually a teenager) who observes Shabbat in every respect - except one: they text/SMS/tweet on Shabbat (or use other digital communication). May extend to using other electronic/digital devices as well (e.g. tablets).

Harry

A single, yeshivish male (see bochur) who is less culturally yeshivish than his peers.

hold

to be on the verge of

to opine; to act in accordance with; to be of the opinion; to believe "maintain" (Weiser)

to maintain a degree of religious observance

agree with

inside/outside

Dealing with a text directly (inside) or discussion about a text (outside) during different segments of a study session

J.E.R.K

Jewish Educated Religious Kid

kiki riki

brand name of clothing shells (thin, simple shirts; worn by Orthodox women under more revealing ones to provide coverage)

kollel rabbi

A man who learns (studies traditional texts) - generally full-time - and offers classes and other services to the (non-Orthodox) Jewish community.

Kratsmach

Tongue-in-cheek way of referring to "Christmas," especially among Jews who want to avoid uttering the name of Christ.

learn

"To be involved in the acquisition of Torah knowledge through reading and reflection, or to do so as an occupation: STUDY" (Weiser)

LOR

Local Orthodox Rabbi

LWMO

'Left wing Modern Orthodox'. The liberal wing of Modern Orthodoxy, in both attitude and observance.

make

To urinate or defecate

Matzah minyan

A morning service (shacharit) that lasts 18 minutes or shorter.

meaty

Food in the meat category, according to the Jewish dietary laws

meshichist

someone who believes that Rabbi Menachem Mendel Schneerson, the Rebbe of Chabad Hasidism, is the Messiah

milky

Dairy

Off the derech

No longer religious/observant; now following a non-religious/non-observant lifestyle.

oilam

the world; the public

a group of people

OO

Abbreviation for Open Orthodoxy or Open Orthodox.

Open Orthodox

a breakaway movement to the left of Modern Orthodoxy, declared outside of acceptable Orthodox boundaries by most mainstream Orthodox rabbis

Ortho

shorthand, or slang term, for Orthodox

RWMO

'Right-wing Modern Orthodox' - often University-educated and open to (certain) professional training and education, but seriously committed to halakhic observance.

seminary

Post-high school learning program for women; usually located in Jerusalem and associated with an Orthodox religious outlook

Shabbos elevator

elevator used on the Sabbath that stops automatically on each floor to allow religious Jews to use it without operating electric equipment

shluffy

[to go] to sleep (child-directed speech)

Shtati

Cool, modern, cosmopolitan.

tell over

to repeat or teach a story heard elsewhere

tuna bagel

a person (usually a young, Hasidic man) who appears to be religious but is in part or in whole not observant; OR who is observant and wears Hasidic garb, but otherwise behaves like non-Hasidic Orthodox Jews

wash

To wash one's hands ritually before a meal.