The meme is based on the Road Runner cartoon.
The hungry Wile E. Coyote ( Democrats) attempts to catch the incredibly fast Road Runner (Trump) using increasingly elaborate and absurd gadgets ( Desperate Democrat Schemes and Hoaxes).
However, the Road Runner (Trump) evades every scheme and hoax that Wile E. Coyote (Democrats) attempt to pin on him, while making them look foolish each time.