hot minute

Noun

 * 1) A long period of time.
 * 2) An extremely short period of time; moment.
 * 3) An unspecified period of time; while.
 * 1) An unspecified period of time; while.
 * 1) An unspecified period of time; while.
 * 1) An unspecified period of time; while.
 * 1) An unspecified period of time; while.
 * 1) An unspecified period of time; while.
 * 1) An unspecified period of time; while.

Usage notes
The "long time" meaning apparently postdates the "short time" meaning by some time. The confusion generated by these antonymous meanings is slightly mitigated by the fact that "hot minute" is generally used in situations where the specific amount of time is unimportant.