red onion

1. 1.

   flat mild onion having purplish tunics; used as garnish on hamburgers and salads

   Synonymspurple onion

   BroaderSpanish onion

Questions about red onion

What does red onion mean?

red onion means "flat mild onion having purplish tunics; used as garnish on hamburgers and salads".

What is another word for red onion?

Close synonyms include purple onion. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is red onion a common word?

red onion is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.