n.
1.an imperfection in a bodily system
2.a failing or deficiency
3.an imperfection in a device or machine
4.a mark or flaw that spoils the appearance of something (especially on a person's body) defect v.
1.desert (a cause, a country or an army), often in order to join the opposing cause, country, or army
Idiom of the Day
sum and substance
a summary, the gist of something
The sum and substance of what the speaker said was very interesting.