Used of the third or next to final year in United States high school or college(adjective)
WordNet. Princeton University. 2010.
Use "third-year" in a sentence
"Cooper is in the second season of a third-year deal with Munich, which is looking to unload his contract."
"To understand how the kickoff has become an incubator for aggressive players, it helps to talk to Haruki Nakamura, a third-year backup safety for Baltimore."
"Some fans—disenchanted with Schottenheimer's play-calling and third-year quarterback Mark Sanchez's lack of growth— have started online petitions and websites calling for the coordinator's ouster."