From Wiktionary, the free dictionary
From kick + drum.
kickdrum (plural kickdrums)
- A bass drum played using a foot pedal.
2009 January 15, Mikey Cahill, “Rock City”, in Herald Sun[1]:Oni shredded her guitar, jumped on top of drummer Pikachu's kickdrum, then jumped off and played a sideways riff while pretending (?