D defs.my
Entry 2 senses · 2 variants Webster, 1913

Boost

/(bo͞ost)/ · IPA /buːst/
01 v. t. To lift or push from behind (one who is endeavoring to climb); to push up; hence, to assist in overcoming obstacles, or in making advancement.
imp. & p. p. Boosted; p. pr. & vb. n. Boosting
  1. 1.
    To lift or push from behind (one who is endeavoring to climb); to push up; hence, to assist in overcoming obstacles, or in making advancement.[Colloq. U. S.]
02 n. A push from behind, as to one who is endeavoring to climb; help.
  1. 1.
    A push from behind, as to one who is endeavoring to climb; help.[Colloq. U. S.]