General Meanings:

French Horn in the dream shows that you enjoy sympathy of others and this gives you satisfaction.

Psychological Meanings:

Temptation Like all the instruments the French Horn in the dream usually interprets male sexuality. The dreamer plays a French horn or hears it then this means that he/she yearns for a person which is forbidden and he can not withstand temptations.

Traditional Meanings:

European (Judeo-Christian)

• Invitation if hear french horn – In the dream you hear french horn, then you may get an invitation to hunt for love or forbidden adventures.

Hindu (Hinduism)

• Love if listen french horn – To dream of listening French horn, then somebody loves you and will invite you to the date. Also your life will be designed as you desired;
• Anger if blow french horn – You will have anxiety and vexation in your life  if you dream of blowing french horn.

Arabian (Islamic)

• Be careful if hear blowing  – You hear blowing french horn, then this is a warning that flatterers are trying to fool you and make damage.

* Please, see meaning of Wind Instruments.