Definition that contains aku
- debacle flooding caused by a tumultuous breakup of ice in a river during the spring or summer
- yakut the Turkic language spoken by the Yakut
- splitsville separation or breakup or divorce
- chemakum a Chemakuan language spoken by the Chemakum
- persian lamb a karakul lamb
- chukaku-ha an ultra-leftist militant group founded in 1957 from the breakup of the Japanese Communist Party; includes a covert action wing
- persian lamb the fur of a karakul lamb
- broadtail the fur of a very young karakul lamb
- disintegrative tending to cause breakup into constituent elements or parts
- ravehook a hooked hand tool used to prepare the seams of a boat for oakum