Definitions

1. adverb

immediately; without delay

“The judge granted the divorce instanter, allowing the couple to move forward with their lives.”

2. noun

a person who petitions for an immediate judgment or decree, often in court

“The lawyer represented the instanter in the courtroom, fighting for a swift resolution.”

3. adverb

at once; immediately

“The doctor told the patient to instanter take the medication and rest.”