What does "lobsterback" mean?

A British soldier during the War of 1812.

What is a synonym for "lobsterback"?

Common synonyms include: redcoat.

noun

noun ·Rare ·Advanced level

Noun

1
A British soldier during the War of 1812. derogatory, historical
2
British soldier; so-called because of the soldier's red coat (especially during the American Revolution) wordnet

Bahuvrihi compound of lobster + back, from the resemblance to lobsters of the red coats worn by the British soldiers.