The definition of interject is to interrupt or butt into a conversation with a sudden or abrupt statement.(verb)
When you interrupt a conversation to insert your comment, this is an example of a time where you interject.
See interject in Webster's New World College Dictionary
Origin: < L interjectus, pp. of interjicere, to throw between < inter-, between + jacere, to throw: see jet
See interject in American Heritage Dictionary 4
transitive verb in·ter·ject·ed, in·ter·ject·ing, in·ter·jects
Origin: Latin intericere, interiect-
Origin: : inter-, inter-
Origin: + iacere, to throw; see yē- in Indo-European roots.
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