sit in on (something) - to attend or participate in a meeting or similar gathering

What does sit in on (something) in Idioms_sit stand for? This page is dedicated to explaining the various possible meanings of acronym, abbreviation, shorthand or slang term : sit in on (something) What does sit in on (something) in Idioms_sit mean? Ever wondered what sit in on (something) means? Or any of the other 1,050,000 slang words, abbreviations and acronyms listed here at Sayitshort.com? Your resource for web acronyms, web abbreviations and netspeak.

What is sit in on (something)?
sit in on (something) is " to attend or participate in a meeting or similar gathering", under sit-in-on-(something)
sit in on (something) Definition / sit in on (something) Means
The definition of sit in on (something) is " to attend or participate in a meeting or similar gathering"
The Meaning of sit in on (something)
sit in on (something) means " to attend or participate in a meeting or similar gathering"
Other definition of sit in on (something)?
We've found a total of 1 definitions for sit in on (something) sit in on (something) to attend or participate in a meeting or similar gathering in Idioms

What does sit in on (something) in Idioms_sit stand for?