cotton on

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

begrijpen, snappen

to understand something after a period of not understanding it

:
It took him a while to cotton on to what I was saying.
Het duurde even voordat hij begreep wat ik zei.
She finally cottoned on to the joke.
Ze begreep de grap eindelijk.