any of various trees of the rosaceous genus Sorbus, such as S aucuparia (European mountain ash or rowan), having clusters of small white flowers and bright red berries
2.
any of several Australian eucalyptus trees, such as Eucalyptus regnans
mountain ash in American English
any of a genus (Sorbus) of small trees or shrubs of the rose family, with compound leaves and clusters of white flowers and red or orange berries
Examples of 'mountain ash' in a sentence
mountain ash
I'm sitting on a stone beside a cluster of mountain ash trees.
Mark Burnell CHAMELEON (2002)
There were hydrangeas blooming and mountain ash bright with berries, and walnut trees -- I hadn't expected walnut trees.
Innes, Hammond HIGH STAND (2002)
I'm sitting on a stone beside a cluster of mountain ash trees.