Crossword clue: to blow away; to dissipate by wind, or as by wind. when this cloud of sorrow's overblown. waller.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
To force so much wind into a pipe that it produces an overtone, or a note higher than the natural note; thus, the upper