local crossword

[sarumite]

An aboriginal spear (7) ............. I have -o-m-r-

[huggles]

Woomera

[sarumite]

Thanks huggles.........s.

[mike b]

not strictly a spear, I believe - rather the attachment to give the spear greater throwing power - famously and appropriately used as the name for the old British rocket launch site in Australia...

[sarumite]

thanks mike b .......... I have now looked this up on various web sites confirming your 'answer'.
The clue was obviously not properly researched!