(idiomatic) To show annoyance, or to complain loudly about something, often when it is of little importance in reality.

(simile, Britain) Extremely good.

(simile, vulgar) Extremely tight; mean; excessively thrifty.

(simile) Extremely stable physically. / (simile) Extremely reliable.

(idiomatic, simile) Extremely proud.

(organic chemistry) An industrial chemical compound diphenol 4,4'-dihydroxy-2,2-diphenylpropane (C₁₅H₁₆O₂) that is a component especially of hard plastics (such as polycarbonate) and epoxy resins.

Revenge is best or most satisfying when delayed.

(Australia, idiomatic) To be frugal or miserly.

(colloquial) To hurry up.

In any situation, however well planned, something can always go wrong.