shake down's Usage Examples:

origin of "shakedown cruise" comes from the need to settle (or literally shake down) the ballast in the hold of a ship to ensure it is level in the water.

"Jake Doran ready to shake down the Sydney Thunder".

131 Kerr, Patrol boats shake down fuel faults McKenna, Gas risk remains for navy boats Books Heron, Wesley;.

But she first made two "shake down" "all first class trips", one of a week's length and the other of a fortnight.

Synonyms:

rattle; thresh; fluff up; plump up; tremor; thrash about; succuss; fan; shake up; convulse; jactitate; move; quake; thrash; sparge; palpitate; concuss; slash; joggle; agitate; jiggle; thresh about; tremble; toss; wiggle;

Antonyms:

stand still; asexual; sexual; femaleness; androgynous;