Meaning of the word "tightly packed" in English

What does "tightly packed" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

tightly packed

US /ˈtaɪt.li pækt/
UK /ˈtaɪt.li pækt/

Adjective

arranged closely together in a small space

Example:
The books were tightly packed on the shelves.
The stadium was tightly packed with cheering fans.