[ oh-ver-fil ]
/ ˌoʊ vərˈfɪl /

verb (used with object)

to fill too full, so as to cause overflowing.

verb (used without object)

to become too full.

Origin of overfill

1200–50; Middle English overfillen, Old English oferfyllan. See over-, fill
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for overfill

  • Several devices have been developed to make it impossible to overfill batteries.

  • The construction makes it impossible to overfill the battery, provided that the finger is held on the vent hole as directed.

  • The Japanese basha has two benches running lengthwise at the sides; three persons fill a bench, four overfill one.

    Korean Buddhism|Frederick Starr