TYSM
TYSM (interjection) means used in messages and online posts to mean 'thank you so much'. Example: “tysm for sending the notes, you saved me”
How to Use TYSM
Learner’s notesIn plain EnglishA short way of typing 'thank you so much'.
Informal messaging and social media only.
Usually typed in lower case, and often followed by 'for' plus the thing you are grateful for.
Trace the full origin ↓Fill the Gap
Can you complete this real example?
_____ for sending the notes, you saved me
Etymology
An initialism of 'thank you so much'.
Synonyms
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Frequently Asked Questions
What does TYSM stand for?
It stands for 'thank you so much'. It is a warmer, more emphatic version of the shorter TY, which is just 'thank you'.
What is the difference between TYSM and TIA?
TYSM thanks someone for something they have already done. TIA means 'thanks in advance' and is used when you are asking for a favour you hope will be granted.
Is TYSM rude?
Not at all, but it is casual. Among friends and in social media replies it reads as genuinely warm; in a professional email, write the words out in full instead.