noun

• (squash) A shot where the ball is driven off a side wall and then strikes the front wall.

verb

• (intransitive) To brag; to talk loudly in praise of oneself.
  "On no account will he or any other kind be able to boast that he's escaped the pursuit of those who can follow so detailed and comprehensive a method of enquiry."
• (transitive) (used with "about" or "of") To speak of with pride, vanity, or exultation, with a view to self-commendation; to extol.
  "Lest bad men should boast / Their specious deeds."
• (obsolete) To speak in exulting language of another; to glory; to exult.
  "In God we boast all the day long."
• (squash) To play a boast shot.

verb

• (masonry) To dress, as a stone, with a broad chisel.
• (sculpting) To shape roughly as a preparation for the finer work to follow; to cut to the general form required.