an agency in the Department of Justice that enforces laws and regulations for the admission of foreign-born persons to the United States
"After months of paperwork, our family finally received approval from INS to enter the country."
Isolated neutron star.
"The nurse gave me a shot and then marked my chart to show where she had ins the needle."
plural of in
Abbreviation of Insert.
insert
"She carefully used her tweezers to ins a tiny pearl into the hollow of the seashell."