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)
strip of high ground / low earth dyke separating fields
埂
=
土
+
更
:
A snake who ate an elephant (更) found Guy Fawkes (g) hideout in the engine ((e)ng3). To catch her Guy Fawkes quickly piles up earth (土) to create a strip of high ground (埂) around the snake which it cannot pass because it just ate an elephant.