His family owned an estate known as Denmuir, near
Abdie in
Fife. He is thought to be born around 1750. He was commissioned as an Ensign in 1768, the commission being purchased by a Stephen Gually. He became Lieutenant in 1772 and Captain in 1777. Imrie served in the Second Regiment of Foot (later renamed the
Royal Scots) in
Gibraltar from 1784 to 1793. Here he rose to be Aide-de-Camp for Lt General John Gordon Cuming Skene. During this period he is known to have corresponded with
James Hutton in Edinburgh. He was promoted to Lt Colonel in 1798. In the same year he was elected a Fellow of the
Royal Society of Edinburgh. His proposers were John Walker, Alexander Keith and
John Playfair. He retired on half pay in 1799. He was living permanently in Edinburgh from around 1805 at 63 Queen Street. He died at 63 Queen Street in
Edinburgh's First New Town on 13 November 1820. ==Publications==