an unstable construction with playing cards; "he built three levels of his cardcastle before it collapsed"
a speculative scheme that depends on unstable factors that the planner cannot control; "his proposal was nothing but a house of cards"; "a real estate bubble"
pressing importance requiring speedy action; "the urgency of his need"
an urgent situation calling for prompt action; "I'll be there, barring any urgencies"; "they departed hurriedly because of some great urgency in their affairs"
the state of being urgent; an earnest and insistent necessity
a journey by a large group to escape from a hostile environment
the second book of the Old Testament: tells of the departure of the Israelites out of slavery in Egypt led by Moses; God gave them the Ten Commandments and the rest of Mosaic law on Mount Sinai during the Exodus