bank on

US /bæŋk ɑːn/
UK /bæŋk ɑːn/
"bank on" picture
1.

当てにする, 頼る

to rely on or count on something or someone

:
You can bank on him to help you out.
彼が助けてくれると当てにできる
Don't bank on good weather for your picnic.
ピクニックのために良い天気を当てにするな。