1.Violent striking together of two bodies; collision; crash.
2.A sudden check; abashment; frustration; ruin; as, his hopes received a dash.
3.A slight admixture, infusion, or adulteration; a partial overspreading; as, wine with a dash of water; red with a dash of purple. "Innocence when it has in it a dash of folly."
4.A rapid movement, esp. one of short duration; a quick stroke or blow; a sudden onset or rush; as, a bold dash at the enemy; a dash of rain. "She takes upon her bravely at first dash."
5.Energy in style or action; animation; spirit.
6.A vain show; a blustering parade; a flourish; as, to make or cut a great dash. (Low)
7.(Punctuation) A mark or line (), in writing or printing, denoting a sudden break, stop, or transition in a sentence, or an abrupt change in its construction, a long or significant pause, or an unexpected or epigrammatic turn of sentiment. Dashes are also sometimes used instead of marks or parenthesis.
9.(Racing) A short, spirited effort or trial of speed upon a race course; used in horse racing, when a single trial constitutes the race.