21:57 means "love you forever". It is the homonym of the four numbers 2, 1, 5 and 7. Similar to its meaning, there is 9:21. Adding the three numbers 9, 2 and 1 can get 21, which is the homonym of 'love you'.
The meaning of 21:57 is' love you forever '. It is a homonym of the four numbers 2, 1, 5 and 7 expressing this time. It is often used to express feelings between lovers. It is the same as the intention conveyed by the combination of numbers such as 5201314.
There is another number combination similar to 21:57. It comes from a popular saying on the Internet recently: 'I began to miss you when it was three minutes to ten'. The 'three minutes to ten' in this sentence refers to 9:21.
To unlock its password, we need to add the three numbers 9, 2 and 1. Through calculation, we can conclude that the result of their addition is 21, which is the homonym of 'love you'. It is also a very tactful and romantic way to express emotions.