hold on to somebody

Từ điển Oxford Advanced Learner 8th

ˌhold ˈon (to sth/sb) | ˌhold ˈon to sth/sb derived
no passive to keep holding sth/sb
•Hold on and don't let go until I say so.
•He held on to the back of the chair to stop himself from falling.
•It's very windy— you'd better hold on to your hat.
Main entry: ↑hold_derived