jiggle

US /ˈdʒɪɡ.əl/
UK /ˈdʒɪɡ.əl/
1.

lắc lư

to move from side to side or up and down with quick short movements, or to make something do this:

:
If the door won't open, try jiggling the key in the lock.
1.

lắc lư

a quick short movement from side to side or up and down:

:
If the radio doesn't work, just give it a quick jiggle.