The phrase "league appearances" means the number of times a sports player has participated in matches specifically in the league competition. Full definition
However, he scored twice and contributed to two clean sheets in his first two league appearances for Spurs. (caughtoffside.com)
They have 2 drawn besides 3 victories out of their 13 league appearances so far. (tsmplug.com)
While he gained valuable experience in arguably the top league in the world, the striker failed to establish himself and left after just six league appearances as a substitute. (espnfcasia.com)