мы попьем

will drink some, will have a drink

→ попить
по limited or one-time action + пь to drink + ем 1st-person plural future (we will…)
verb · 1st-person plural, future tense Rare #50,360
will drink some, will have a drink Often used for having some tea or another drink.
RU: Давай попьем чаю.
EN: Let’s have some tea.
Conjugation of попить
Indicative future
SingularPlural
First — попьём

Садись матушка, чаю попьем.

Sit down, ma’am. Let’s have some tea.

— The Island (2006)

Посидим, чайку попьем.

Let’s sit down and have some tea.

— Afonya (1975)

Погуляем, пивка попьем.

Let’s go for a walk and have a few beers.

— Text (2019)

Пошли с нами, давай попьем пива.

Come with us, let's drink some beer.

— Виктория (2015)