Definitions

1. noun

A type of South American grass or a suffix in some Indigenous Australian languages.

“The linguist studied the use of ‘tsi’ as a suffix in an Indigenous Australian language.”

2. interjection

A sound often used to express excitement or enthusiasm.

“She let out a loud ‘tsi’ when she won the contest.”

3. verb

To make a hissing or whistling sound, often used to attract attention.

“He tsi’d loudly to get the crowd’s attention during the concert.”