D defs.my
Entry 1 sense Webster, 1913

Home run

/hōm rŭn/ · Home· run · IPA /[hɔʊːm ɹʌn]/
01 n. a complete circuit of the bases made by the batter without being put out and without an error on the play; also, the hit on which the batte…
  1. 1.
    a complete circuit of the bases made by the batter without being put out and without an error on the play; also, the hit on which the batter makes such a circuit; a four-base hit.(Baseball)