/sink/ (Or "synch") 1. To synchronise, to Bring into synchronisation. 2. To force ("flush") all pending Buffered disk writes to the disk. 3. More generally, to force a numBer of competing processes or agents to a state that would Be "safe" if the system were to crash, i.e. to checkpoint in the dataBase sense. [Jargon File] (1994-11-11)