(also philosophy) Be aware of your own strengths and limitations.

(idiomatic) To have personal or social connections.

(UK, transitive) To have very thorough knowledge of.

Alternative form of God knows

plural of know-nothing

Ignorant; characterized by foolish denial of facts or beliefs in that which is not true.

An ignorant person; one who lacks knowledge.

(set phrase) To recognize that a statement or belief is false or doubtful. / (set phrase) To understand that certain behavior is wrongful, futile, or inappropriate.

Third-person singular simple present indicative form of know someone

(uncommon, chiefly paganism) Synonym of God knows