(nonstandard) simple past tense and past participle of know

plural of knowing

(especially in the past) To not have the required information.

present participle of know of

To be aware of (someone's or something's) existence, but little or nothing beyond that. / To know about a specific person by reputation without having met them.

plural of know

Third-person singular simple present indicative form of know / (nonstandard) All persons, singular and plural, present form of know.

Third-person singular simple present indicative form of know of

(informal, humorous) Used to signify a reference or allusion to something that is only understood by certain groups of people.

(idiomatic) Indicates agreement, approval, encouragement.