noun
Slang term for someone who buys limited items (tickets, goods) to resell at a profit, often with a negative connotation. Derived from 転売屋 (てんばいや) with the English '-er' suffix.
See also: 転売屋
転売ヤーがチケットを買い占めて高値で売っている。
Scalpers are buying up tickets and selling them at high prices.
限定グッズが転売ヤーのせいで手に入らなかった。
I couldn't get the limited goods because of resellers.