(birdwatching, informal) One of any number of small, nondescript, sparrow-like bird species that are very hard to tell apart.

Synonym of black bag operation

(Britain, colloquial) Expresses satisfaction that a task has been or will be carried out successfully, often suggesting that the task is simple, or ironically implying that it has been completed in a cursory or slapdash manner.

(economics) A job that has less immediate financial benefit to the economy than it costs to support.

present participle of do one's job

Third-person singular simple present indicative form of do one's job

To properly do the work one is supposed to do.

simple past tense of do one's job

Synonym of poor as Job

To be idle when one should be working.