dash /d/ v.-es1 [I] to run quickly over a short distance, (syn.) to sprint: I dashed into the house to get out of the rain.2 [I] to leave quickly: I have to dash now; see you later!3 [T] to throw down with violence, smash: The storm at sea dashed many boats against the rocks.4to dash off:a. to leave hurriedly: Sorry, but I have to dash off now.b. to write s.t. hurriedly: I dashed off a letter to my mother to tell her when I would arrive. n.dashes1 a short, rapid run, (syn.) a sprint: Lets make a dash across the street while theres no traffic.2 an athletic event: He runs the 100-meter dash.3 a short, horizontal line used for punctuation in writing or printing:( ) 4 a small amount of s.t.: Put a dash of pepper in the soup.5the dash: the dashboard of a car See: dashboard. 6to make a dash for it: to move fast to try to avoid danger or discomfort: The soldiers were nearly surrounded, and they made a dash for it through enemy lines.