n. An explosive weapon detonated by impact, proximity to an object, a timing mechanism, or other means.n. An atomic or nuclear bomb. Used with the.n. Any of various weapons detonated to release destructive material, such as smoke or gas.n. Football A long forward pass.n. A container capable of withstanding high internal pressure.n. A vessel for storing compressed gas.n. A portable, manually operated container that ejects a spray, foam, or gas under pressure.n. Slang A dismal failure; a fiasco.n. Slang An old car.n. Slang One that is excellent or superior. Used with the.n. Chiefly British Slang A large amount of money.n. Chiefly British Slang A great success.v. To attack, damage, or destroy with or as if with bombs.verb-intransitive. To drop a bomb or bombs.verb-intransitive. Slang To fail miserably: The play bombed. verb-intransitive. Slang To paint a graffito.