to make something good become bad
The rain will spoil our picnic if it doesn't stop soon.
to give a child too much and not say no, making them behave badly
Parents who spoil their children too much may create behavior problems.
to treat someone very well with special things
My husband likes to spoil me with flowers and dinners.
to become bad and not safe to eat
Milk can spoil quickly if left out of the refrigerator.
to mark a vote incorrectly so it doesn't count
Some voters choose to spoil their ballot as a protest.
things taken by thieves or winning soldiers
The pirates divided the spoil among themselves after the raid.
benefits or advantages from success
The winning team enjoyed the spoil of their championship victory.
dirt and rocks dug from the ground
The construction site had piles of spoil from the excavation.