Definition of zillion
: an indeterminately large number <zillions of mosquitoes>
zillionthplay \ˈzil-yən(t)th\ adjective
Examples of zillion in a sentence
I have a zillion chores to finish before we can leave.
Origin and Etymology of zillion
z + -illion (as in million)
First Known Use: 1934
ZILLION Defined for English Language Learners
Definition of zillion for English Language Learners
: a very large number
ZILLION Defined for Kids
Definition of zillion for Students
: an extremely large number <zillions of ants>
Seen and Heard
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