hang on

1)

he hung on to her coat

Syn:

hold on to, hold fast to, grip, clutch, grasp, hold tightly to, cling to

2)

her future hung on their decision

Syn:

depend on, be dependent on, turn on, hinge on, rest on, be contingent on, be determined by, be decided by

3)

I'll hang on as long as I can

Syn:

persevere, hold out, hold on, go on, carry on, keep on, keep going, keep at it, continue, persist, stay with it, struggle on, plod on; informal soldier on, stick to/at it, stick it out, hang in there

4) informal

hang on, let me think

Syn:

wait, wait a minute, wait a second, hold on, stop; hold the line/phone; informal hold your horses, sit tight, wait a sec