go under

/ɡˌəʊ ˈʌndə/

/ɡˌoʊ ˈʌndɚ/

to go under

MAIN VERB

disappear beyond the horizon

synonyms : go down

antonyms : rise

pill bugs

go under

synonyms : go down

antonyms : float

be called; go by a certain name

synonyms : go by

to fail financially or to go bankrupt, often leading to the end or termination of a business or company

Examples

1. That guy went under the radar for the entire season.

2. Emily's father went under the knife yesterday for a successful heart surgery.

3. After months of chronic pain, Jake decided to go under the knife and have his knee joint replaced.

4. Your 20-year business went under.