Based on the clue 'biff could be thick as one or one short of a load', what is the answer?

What is referred to by 'bidens pedal digits'? Which performer is associated with 'biennially'? What is associated with: bierce defined this event as the first and direst of all disasters his occured on june 24 1842? Based on the clue 'bierce saw this an abrupt change in the form of mi...', what is the answer? Based on the clue 'bifrost the bridge that connected the earth with t...', what is the answer? What is referred to by 'bifteck'? Based on the clue 'big arm bigfork big sky are all little towns in t...', what is the answer? Based on the clue 'big awakenings jumpin jack flash', what is the answer?