over the hills and far away

a bridge too far

A step or action that is too ambitious; an act of overreaching.

as far as one knows

To the best of one's knowledge, as far as someone knows or possible information to be gathered about the topic, subject, aspect, or situation.

away game

An athletic contest played away from the team's home field.

away with the fairies

Not all there; slightly crazy.

bang away

to strike or hit repeatedly

bear away the bell

To be superior in something.

beaver away

To work hard at a task.

blaze away

To fire (firearms) repeatedly.