Dictionary definition · likely
adjective
- has a good chance of being the case or of coming about"these services are likely to be available to us all before long"
- expected to become or be; in prospect"potential clients"
- within the realm of credibility"not a very likely excuse"
adverb
- with considerable certainty; without much doubt"He is probably out of the country"
Source: Open English WordNet (CC BY 4.0).