hand in hand ---holding each other's hand The elderly couple are walking homeward hand in hand The heads of states are standing hand in hand, posing for a picture. -happening together and closely connected Dirt and disease go hand in hand Theory and practice must go hand in hand gnorance and poverty often go hand in handhand in hand ---holding each other’s hand • The elderly couple are walking homeward hand in hand. • The heads of states are standing hand in hand, posing for a picture. ---happening together and closely connected • Dirt and disease go hand in hand. • Theory and practice must go hand in hand. • Ignorance and poverty often go hand in hand