The weak pulse in the measure, namely beats 2 and 4 when playing in Common or 4/4 time signature. The term is often used to describe when the drummer plays the Snare drum in a basic dance rhythm. The strong pulse would be on beats 1 and 3.

Referencing to the drumhead that is actually played. On a Snare drum or Tom-Tom, this would mean that top head, which is struck. On a Kick/Bass drum it's the drumhead in which the pedal beater strikes.

If a single drum has two drumheads, one parallel to the batter head, this is typically referred to as the resonant head.

An abbreviation of "beats per minute", a standard method of indicating musical tempo.

Another name for Multiple Bounce Roll, but often times played in a more closed fashion so that the sound is like ripping paper.