What is the abbreviation of ps?

PS is the abbreviation of English postscript, which means "comments and remarks", and is often used at the end of letters and articles.

Postscript, modern English-Chinese comprehensive dictionary

Noun (short for noun)

(Sign at the end of the letter) In addition, and; P.S., P.S. , PS or p.s.

Appendix (to a book, etc); postscript

Conclusion (after the news broadcast)

Postscript of Modern English-Chinese Dictionary

Noun (short for noun)

(Sign at the end of the letter) There is also a postscript, in addition.

Appendix (to a book, etc)

PS is also the postscript of American English [countable]

exp。 Write a note at the end of the letter to add more information:

She added a PS to say hello to my brother.

Good luck, Julie. PS Maggie sends her love.

It can also be understood as: By the way,