梗

branch; stem; stalk; CL:根[gen1]; to block; to hinder; (neologism that evolved from 哏[gen2], initially in Taiwan, during the first decade of the 21st century) memorable creative idea (joke, catchphrase, meme, neologism, witty remark etc); prominent feature of a creative work (punchline of a joke, trope in a drama, special ingredient in a dish, riff in a pop song etc)