acid noun

1 chemical compound

ADJ. concentrated, strong | dilute, weak | acetic, amino, carbolic, citric, folic, hydrochloric, lactic, nitric, nucleic, prussic, sulphuric, etc.

VERB + ACID produce | neutralize You will need a special chemical to neutralize the acid.

ACID + VERB burn sth The acid burned a hole in her overalls.

2 illegal drug

VERB + ACID drop smoking joints and dropping acid > Note at DRUG