Be on and Throw down

Be on verb - Appear in a show, on T.V. or radio.

Throw down and be on are semantically related. In some cases you can use "Throw down" instead a verb phrase "Be on".

Throw down verb - To cause to fall intentionally or unintentionally.

Be on and throw down are semantically related. Sometimes you can use "Be on" instead a verb "Throw down".