From Longman Dictionary of Contemporary Englishshake your fist (at somebody)shake your fist (at somebody)ANGRYto show that you are angry by holding up and shaking your tightly closed hand He shook his fist at the driver of the other car. → shake
Examples from the Corpus
shake your fist (at somebody)• Follow me round muttering and shaking their fists.• Asshe shook his fist, and advanced threateningly.• She shook her fist as she had at the old man in the lobby.• Then he spoke roughly once more, shoved the teeth deeper into his pocket and shook his fist at her.• Eighteen years and 110 Tests later he bowed out, with Nemesis unable to resist shaking her fist at him.• In the midst of all this I let go of one handful of weed to shake my fist at him.• It made him laugh to see her standing there, shaking her fist at the departing van.• Better to leave your audience wailing in the dark, shaking their fists, some crying How?, others why? 