What is the meaning of Get_down?

To bring or come down; to descend; to cause to bring or come down.

To swallow (something).

To duck or take cover, usually to avoid harm. Commonly used as a caution or warning in the imperative.

To concentrate; attend.

To depress; discourage; fatigue.

To relax and enjoy oneself completely; be uninhibited in one's enjoyment.

To dance, particularly without inhibition or restraint, or in a sexually suggestive manner.

To party.

To have sex.

To leave the table after dining.

To record in writing.

To criticise

Used other than figuratively or idiomatically: see get, down.

Source: wiktionary.org