stringere la mano significa in inglese

shake [shook, shaken, shaking, shakes]▼(intransitive: to shake hands)
verb
[UK: ʃeɪk] [US: ˈʃeɪk]

shake hands▼(grasp another person's hands)
verb
[UK: ʃeɪk hændz] [US: ˈʃeɪk ˈhændz]