ils buvaient

were drinking, used to drink

→ boire
buv to drink + aient they imperfect tense
verb · 3rd-person plural, imperfect tense Rare #50,180
were drinking, used to drink The imperfect form can describe an ongoing or habitual action in the past.
FR: Ils buvaient du thé après le dîner.
EN: They used to drink tea after dinner.
Conjugation of boire
Indicative imperfect
SingularPlural
First buvais —
Second buvais —
Third buvait buvaient

Marie et Tom buvaient du vin rouge.

Marie and Tom were drinking red wine.

Ils buvaient du champagne.

They were drinking champagne.

Ils buvaient.

They were drinking.

Ils buvaient leur café, je demandais l'addition.

They were drinking their coffee, and I was asking for the bill.

— Les Affranchis (1990)