盖楼 (gàilóu): to construct a building

Meanings

1 to construct a building
2 (internet slang) to post replies on a forum thread, building it up 'floor by floor'

Characters

盖

Examples

他们在市中心盖楼。

Tāmen zài shì zhōngxīn gàilóu.

They are constructing a building in the city center.

大家一起来盖楼！

Dàjiā yì qǐ lái gàilóu!

Everyone, pile onto the thread!

Tips

culture

Forum posts are counted by 'floor' (楼): the original post is 一楼, replies are 二楼, 三楼, and so on — so adding replies 'constructs' the thread floor by floor. 盖楼 carries both the literal construction sense and this forum-culture metaphor.