put a band-aid on a bullet wound

band-aid

A temporary or makeshift solution to a problem, created ad hoc and often with a lack of foresight.

band-aid solution

A temporary or inadequate solution.

bite the bullet

To accept a negative aspect of a situation in order to proceed.

dodge a bullet

To have a narrow escape; to avoid injury, disaster, or some other undesirable situation.

get the bullet

To be fired from one's employment.

magic bullet

A simple remedy for a difficult or complex problem, especially a cure for a disease.

not to put too fine a point on it

Used to apologize for a possibly impolite statement one is making; to put it bluntly; to express it in plain terms.

number one with a bullet

Superlative; impossible to beat.