hand in hand adv. phr. 1. Holding hands.
Bob and Mary walked along hand in hand in the park. Compare: ARM IN ARM.
2. Accompanying each other; together; closely connected.
■ Used with "go".
Ignorance and poverty often go hand in hand.
Selfishness and unhappiness often go hand in hand. [TahlilGaran] English Idioms Dictionary ▲