Drumming in an unorganized fashion (chiefly in drum and bugle corps). Kecking can take place on any available surface including but not limited to: a drum, a practice pad, a table top, the back of a chair, your own knee, someone else's head, a pot, the floor, a basketball hoop, the ceiling of a bus, the floor of a bus, the bus driver. Example: Snares, quit kecking while the horn line tunes.
KECK
Meaning of KECK in English
Slang English vocab. Английский сленговый словарь. 2012