english
1
general::
Phrase(s): get it on 1. Sl. to begin something. • Time to go back to work. Let’s get it on! • Get it on, you guys! Time to start your engines. 2. Sl. to begin dancing. • Let’s go out there and get it on! • He wanted to get it on, but my feet hurt. 3. Sl. [for people] to copulate. (Potentially offensive. Use only with discretion.) • Come on, baby, let’s get it on. • I don’t want to get it on with you or any other creep. 4. Sl. to undertake to enjoy oneself. • I can really get it on with that slow jazz. • Let’s go listen to some new age and get it on.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
1. Become filled with energy or excitement; enthusiastically begin. For example, If you're ready to start rehearsing, let's get it on. [Slang; c. 1950] 2. Engage in sexual intercourse, as in They were about to get it on when the doorbell rang. [Slang; 1970s]
American Heritage Idioms