Spill1  —v. (past and past part. Spilt or spilled) 1 fall or run or cause (liquid, powder, etc.) To fall or run out of a container, esp. Accidentally. 2 a throw from a vehicle, saddle, etc. B (foll. By into, out etc.) (esp. Of a crowd) leave a place quickly. 3 slang disclose (information etc.). 4 shed (blood). —n. 1 spilling or being spilt. 2 tumble, esp. From a horse, bicycle, etc.  spill the beans colloq. Divulge information etc. Spill over overflow.  spillage n. [old english]