to be too full and spill over the edge
The sink started to overflow when too much water was added.
to have too many people or things in one place
The stadium began to overflow with excited fans before the concert.
to spread beyond the normal limits because it's too full
The party guests overflowed into the garden when the house got too crowded.
extra people or things that don't fit in the available space
We set up extra chairs for the overflow of attendees who couldn't find seats.
liquid that spills out from something too full, or strong feelings that show too much
Her speech caused an overflow of emotions among the audience.
a pipe that lets extra liquid flow out safely when a container is full
The bathtub has an overflow to prevent water from spilling onto the floor.
a computer error when a number is too big to handle
The calculator showed an overflow error when I tried to multiply very large numbers.