Answer:
Without a bridle, or a saddle, across a thing I ride a-straddle. And those I ride, by help of me, though almost blind, are made to see. What am I?
What type of dress can never be worn?
To you, rude would I never be, though I flag my tongue for all to see. What am I?
Goes over all the hills and hollows, Bites hard, but never swallows.
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
When someone uses this acronym, you know you've got to pick up the pace