deep clean

noun

1. an exceptionally intense cleaning process

verb

1. to perform a deep clean (on)

Example Sentences

The court also heard two of the dock officers were also feeling unwell and the court would undergo a "deep clean" overnight.

From BBC

A deep clean will be carried out before the school can re-open on Monday.

From BBC

However, he said her severe allergic reaction was several days later - after a deep clean had been carried out and while he was on holiday in Morocco - and suggested someone else's chocolate must have caused it.

From BBC

The hotel said it then "undertook a deep clean of the leisure club".

From BBC

After finding out about the deep clean, Mr Bunting now believes the reaction must have been triggered by someone else's chocolate.

From BBC