To a greater extent than is wanted or required; excessively. / To a sufficiently strong degree to prevent some other action from happening.

More (of something) than is desirable or required. / (in negative constructions) Much; even a moderate amount.

(informal) Amusing; entertaining.

All too, much too; to a degree that is very excessive.

Excessive (used with countable nouns).

(idiomatic) Involved in a situation to the extent that one cannot cope.

(finance, economics, politics) Deemed too important to the economy or polity to be allowed to “fail”, that is to be liquidated or to go bankrupt.

(idiomatic) To exceed an unstated limit, especially a limit of acceptable behaviour.

(idiomatic) A step or action that is too ambitious; an act of overreaching.

(idiomatic) at the last possible moment; just in time / (idiomatic) after an undesirable delay; undesirably late