a lamp for providing momentary light to take a photograph
a bright patch of color used for decoration or identification; "red flashes adorned the airplane"; "a flash sewn on his sleeve indicated the unit he belonged to"
a momentary brightness
a sudden brilliant understanding; "he had a flash of intuition"
a short vivid experience; "a flash of emotion swept over him"; "the flashings of pain were a warning"
a sudden intense burst of radiant energy
appear briefly; "The headlines flashed on the screen"
emit a brief burst of light; "A shooting star flashed and was gone"
make known or cause to appear with great speed; "The latest intelligence is flashed to all command posts"
protect by covering with a thin sheet of metal; "flash the roof"
expose or show briefly; "he flashed a $100 bill"
gleam or glow intermittently; "The lights were flashing"
lasting a very short time; "the ephemeral joys of childhood"; "a passing fancy"; "youth's transient beauty"; "love is transitory but at is eternal"; "fugacious blossoms"
involving the joint activity of two or more; "the attack was met by the combined strength of two divisions"; "concerted action"; "the conjunct influence of fire and strong wind"; "the conjunctive focus of political opposition"; "a cooperative effort"; "a united effort"; "joint military activities"
without careful prior deliberation or counsel; "ill-advised efforts"; "it would be ill-advised to accept the offer"; "took the unadvised measure of going public with the accusations"
uneducated in the fundamentals of a given art or branch of learning; lacking knowledge of a specific field; "she is ignorant of quantum mechanics"; "he is musically illiterate"
uneducated in general; lacking knowledge or sophistication; "an ignorant man"; "nescient of contemporary literature"; "an unlearned group incapable of understanding complex issues"; "exhibiting contempt for his unlettered companions"
unaware because of a lack of relevant information or knowledge; "he was completely ignorant of the circumstances"; "an unknowledgeable assistant"; "his rudeness was unwitting"