grosses (fem. plural)
EX: des grosses quantités de nourriture : large quantities of food
"Gros" is the masculine plural, see below. Anytime an adjective ends with vowel-s in the masculine singular, the masculine plural is identical. Gros (m.s.), Grosse (f.s.), Gros (m.p.), Grosses (f.p.)
''gros'' means ''big, large, or fat''
'gros melons' are big melons. Often a vulgar reference to large breasts.
that means 'your large breasts'
ça c'est gros
Gros (masc.) and grosse (fem.) are adjectives meaning 'big' (in the sense of large, huge) or 'fat' in French.
tu es un gros oiseau
Yes, "gros" is considered an irregular French adjective because it does not follow the typical pattern for adjective endings. It does not change form for feminine or plural nouns, unlike regular French adjectives.
grand(e), gros(se), large, énorme
Antoine-Jean Gros has written: 'Antoine-Jean Gros'
Grand baiser
grand or grande depending on the gender or gros