cocaine
/kɒsɪn/Definitions
1. noun
a highly addictive illegal drug derived from coca leaves, often used as a stimulant or local anesthetic
“The police officer confiscated a large quantity of cocaine from the suspect’s car.”
2. verb
to administer a local anesthetic or pain-relieving substance to (a tooth or gum)
“The dentist will have to cocaine the tooth before performing the extraction.”