To see onions in your dream foretells that you will meet with difficulties. The onion can also be a symbol of wholeness.

To dream of seeing quantities of onion, represents the amount of envy that you will get from others by being successful.

To dream that you are eating the onions, denotes that you will overcome your rivals.

To dream that an onion is making your cry, foretells that you will be defeated by your rivals. There may be someone or something that makes you feel sad.