Usage note
伙常表示一起，也可用于口语表示一群人。
huǒ cháng biǎo shì yì qǐ， yě kě yòng yú kǒu yǔ biǎo shì yì qún rén。
伙 means together, or in spoken language, a group of people.
Context note
伙常用于伙伴、伙计和口语。
huǒ cháng yòng yú huǒ bàn 、 huǒ jì hé kǒu yǔ。
It is often used with partners and spoken language.
5 examples
我们一伙去。
wǒ men yì huǒ qù。
We go together as a group.
他和一伙朋友来了。
tā hé yì huǒ péng yǒu lái le。
He came with a group of friends.
大家一伙做作业。
dà jiā yì huǒ zuò zuò yè。
Everyone does homework together.
这是一伙人。
zhè shì yì huǒ rén。
This is a group of people.
伙同别人不对。
huǒ tóng bié rén bú duì。
Acting together with others in a bad way is wrong.
5 mini stories
孩子们一伙去操场。
hái zi men yì huǒ qù cāo chǎng。
The children went to the playground together as a group.
老师让他们分成两伙。
lǎo shī ràng tā men fēn chéng liǎng huǒ。
The teacher asked them to split into two groups.
他和一伙朋友去吃饭。
tā hé yì huǒ péng yǒu qù chī fàn。
He went to eat with a group of friends.
这伙人走得很快。
zhè huǒ rén zǒu dé hěn kuài。
This group of people walked very fast.
大家一伙帮忙，事情很快就好了。
dà jiā yì huǒ bāng máng， shì qíng hěn kuài jiù hǎo le。
Everyone helped together, and things were done quickly.
Mini dialogue
一起玩
A
我们大伙儿一起去公园吧。
Wǒmen dàhuǒr yīqǐ qù gōngyuán ba.
Let's all go to the park together.
B
好啊，叫上那伙小朋友。
Hǎo a, jiào shàng nà huǒ xiǎopéngyǒu.
Okay, invite that group of kids.
分零食
A
这伙人太多了，零食不够分。
Zhè huǒ rén tài duō le, língshí bù gòu fēn.
This group is too big; there aren't enough snacks to share.
B
没关系，我们可以再买一些。
Méi guānxi, wǒmen kěyǐ zài mǎi yīxiē.
It's okay, we can buy some more.
Related words and contrasts
similar
朋友
péngyou
friend
伙 can mean companion or friend in some contexts.
similar
群
qún
group, crowd
Both can refer to a group of people.
related
一起
yīqǐ
together
伙 often implies doing things together.