WordNet sense 1 (a channel that carries excess water over or around a dam or other obstruction):

spillway, wasteweir

WordNet sense 2 (flow, run or fall out and become lost):

run out

WordNet sense 3 (cause or allow (a liquid substance) to run or flow from a container):

slop, splatter

WordNet sense 4 (pour out in drops or small quantities or as if in drops or small quantities):

shed, pour forth

WordNet sense 5 (cause or allow (a solid substance) to flow or run out or over):

disgorge

WordNet sense 6 (reveal information):

talk

WordNet sense 7 (the act of allowing a fluid to escape):

release, spillage, release

WordNet sense 8 (a sudden drop from an upright position):

fall, tumble