What Does 521 Mean?

521 means "I Do."

When read out loud in Chinese, the number 521 sounds like the Chinese phrase which translates to "I do" (as in "I am willing" or "I consent").

521 is now widely used online and in text messaging (even among non-Chinese speakers) as a declaration of love or deep affection for another person.

There are many other Chinese numerical expressions of love and affection including: For more information on numbers that are used to say words, check out our page: Using Numbers To Say Words.

And for ways of saying "I love you" check out: New Ways To Say I Love You.

Summary of Key Points

"I Do" is the most common definition for 521 on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:I Do
Type:Cyber Term
4: Difficult to guess
Typical Users:
Adults and Teenagers

Example of 521 Used in a Text


See Also

Text-speak using just numbers 520 (I love you.) 3456 (Missing you is useless.) 35925 (If you miss me, love me.) 220225 (Love you, love me.) 246437 (Love is a miracle.)