cotton on

US /ˈkɑːt.ən ɑːn/
UK /ˈkɑːt.ən ɑːn/
"cotton on" picture
1.

فهم, استوعب

to understand something after a period of not understanding it

:
It took him a while to cotton on to what I was saying.
استغرق الأمر بعض الوقت حتى فهم ما كنت أقوله.
She finally cottoned on to the joke.
لقد فهمت النكتة أخيراً.