Green flag

Green flag

A green flag has various meanings.

• The flag of the Great Socialist People's Libyan Arab Jamahiriya was a plain green flag.¹
• The flag of Saudi Arabia has a field of green, which represents Islam.²
• Irish nationalism was traditionally represented with a green flag.³ The current flag of Ireland is a tricolour with green representing the Irish Catholics, orange representing the Irish Protestants, and white in the middle to represent peace.⁴
• The former flag of Mauritania.⁵
• Various green-striped American flags flew during the Revolutionary War, with green representing the 'color of hope'.

• A green flag is part of a set of racing flags and indicates the beginning or resumption of an auto race.
• The actual flags flown in parks and gardens that have received the Green Flag Award.⁶
• Green flags are widely used in the programming language Scratch.
• On rail transport in Great Britain and Ireland, green flags are sometimes used (less often than in the past) by railway guards as a signal to engine drivers that they can proceed.
• By analogy to the use of red flags as a warning symbol of negative traits, specifically in the context of dating and intimate relationships, a "green flag" is used to mean a sign of a positive trait in a person.