adj.
Pronunciation: ˌ i-l ə - ' kyü-sh ə - ˌ ner- ē , ˌ i(l)-l ō -
Function: adjective
Etymology: 2 in- + locution
Date: 1955
: relating to or being the communicative effect (as commanding or requesting) of an utterance < “ There's a snake under you ” may have the illocutionary force of a warning>