overspill

(ōˌvər-spĭlˈ)

intransitive verb o·ver·spilled or o·ver·spilt (-spĭlt), o·ver·spill·ing, o·ver·spills

To spill over.

noun (ōˈvər-spĭlˌ)

The act of spilling over.
Something that spills over: an overspill of milk.
Chiefly British Movement of people from overcrowded cities to less populated areas.

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