Read the dictionary definition of desert. All definitions for this word.
1. (usually plural) a person's deservingness of or entitlement to reward or punishment
2. arid land with little or no vegetation
3. leave someone who needs or counts on you; leave in the lurch
1. The mother deserted her children
4. leave behind
1. the students deserted the campus after the end of exam period
5. desert (a cause, a country or an army), often in order to join the opposing cause, country, or army
1. If soldiers deserted Hitler's army, they were shot