D defs.my
Entry 1 sense Webster, 1913

Outslide

· Out·slide · IPA /aʊtˈslaɪd/
01 v. i. To slide outward, onward, or forward; to advance by sliding.
  1. 1.
    To slide outward, onward, or forward; to advance by sliding.[Poetic]
    “At last our grating keels outslide.” Whittier.