(law) One of two conditions which must be asserted in an action to obtain a protective order or injunction to be granted and relief sought (the other condition being fumus boni iuris).

(aviation, slang) To lower the landing gear of an aircraft in preparation for landing.

(rare) superlative form of dangerous: most dangerous

Extra money paid to workers as compensation for dangerous work.

plural of danger noodle

(Internet slang, humorous) A snake.

To constantly take risks; to be daring.

(naval, slang) A random series of loops, turns, and depth changes in a submarine, intended to eliminate the self-noise which could occur during a baffle-clearing event.

(humorous) One is fearless or a daredevil

Alternative form of a little knowledge is a dangerous thing