Definition of underscrub in English:
 underscrub
nounˈʌndəˌskrʌb
mass nounAustralian, NZ Undergrowth, especially in a forest.
 the underscrub was wiregrass and small rushes
 Example sentencesExamples
-  The woods often flank the valleys, and can be dense, damp and matted with underscrub.
 -  The timber growth is fairly sparse and the underscrub light.
 -  Crooked stunted gums and stringybarks, with a thick underscrub of wild cherry, hop, and hybrid wattle, clothed the spurs which ran up from the back of the detached kitchen.
 -  There is a patchy underscrub of hazel and holly.
 -  A wombat foraged through the underscrub searching for roots.
 
verbunderscrubs, underscrubbed, underscrubbingˈʌndəˌskrʌb
[with object]Australian, NZ Remove undergrowth from (a forest)
 in the Alton Valley, 227 acres of the forest were underscrubbed manually
 Example sentencesExamples
-  Many a frontier settler's wife, underscrubbing on the bush section, must have been dreaming of the day when she would glow over her daughter's virtuosity on the piano.
 -  The area was first underscrubbed and all small undergrowth cut about 6 inches to ground level.
 -  About 10,000 acres of older 4 ft. x 4 ft. plantations were thinned and underscrubbed.
 -  First, the settler underscrubbed using a slasher and an axe to begin clearing the impenetrable undergrowth, the saplings, and the small trees.
 -  A total of 340 acres was silviculturally treated, the work including underscrubbing and thinning of beech forests and the release of kauri saplings from competing scrub.
 -  A belt of bushland, partially surrounding the home and buildings, had been underscrubbed, as a safeguard against fire.