Definition: "Scrub"

This is a hidden word - look for the answer concealed within consecutive letters of other words in the clue.

The answer is hidden within consecutive letters spanning across the words 'moustache at hairdresser' - look for a 5-letter word buried in there.

Answer: HEATH | Hidden word found in moustacHE AT Hairdresser - the consecutive letters HE-AT-H spell HEATH (scrubland)