What does the hammer and sickle flag mean in communism?

Because communism is all about seizing the means of production to benefit the proletariat and the primary means of production are farming and industry. The sickle represents farming and the hammer, industry. read more

At the time of creation, the hammer and sickle stood for worker-peasant alliance, with the hammer a traditional symbol of the industrial proletariat (who dominated the proletariat of Russia) and the sickle a traditional symbol for the peasantry, but the meaning has since broadened to a globally recognizable symbol for Marxism, Marxist parties, or socialist states. read more

The hammer is industrial workers, the sickle is agrarian and agricultural workers. The red stands for revolution, and is meant as a reference to the plain red banner which was the flag of the Communist League, which Marx and Engels were part of and is basically the original communist party. read more

The flag of the Soviet Union consisted of a plain red flag with a gold hammer crossed with a gold sickle placed beneath a gold-bordered red star. This symbol is in the upper left canton of the red flag. The colour red honours the red flag of the Paris Commune of 1871. The ideology of communism can be seen from the flag. read more