under my thumb
The phrase "under my thumb" typically signifies having complete control or dominance over someone or a situation, exerting influence or power to govern or manipulate it according to one's will or desires.
Play Just Saying
You will never be “out of your element” thanks to multiple difficulty levels and phrase libraries provide idiom puzzles for all levels from students to English learners to fluent adult English speakers.
Just Saying is “the real McCoy” of phrase games!