DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   hand in hand
       adv 1: together; "hand in hand with hope went fear"; "doctors
              and nurses work hand in hand to save lives"
       2: clasping each other's hands; "they walked hand in hand"