Examples from the Web for down-bow
The staccato may be played with the down-bow, the wrist and arm movements being simply the reverse of those in the up-bow.Chats to 'Cello Students|Arthur Broadley
His mark for a down-bow is the same figure reversed in position;—Mr. for mordente, &c.The Violin|George Dubourg
Artists of the German school are more apt to begin a phrase with a down-bow; the French start playing a good deal at the point.
And the violinist should never think: 'I must play this up-bow or down-bow.'