ex·haust vt: to use up or consume entirely: as
a: to try all of (available remedies)
the applicant has exhaust ed the remedies available in the court of the State — U.S. Code
b: to bring (a claim) through all available prior levels of review
each of his claims would now be exhaust ed — W. R. LaFave and J. H. Israel
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.