What is the meaning of Maquis?

Dense Mediterranean coastal scrub.

The French resistance movement during World War II, or other similar movements elsewhere.

second-person singular present subjunctive of macar

macchia (Mediterranean brush)

thicket

resistance, underground (movement during World War II)

maquis; macchia (type of brushland common in Corsica)

maquis (member of the French resistance during the Second World War)

maquis, macchia

maquis (Resistance during the Second World War)

maquis (member of the Resistance during the Second World War)

Source: wiktionary.org