The lyrics portray a night of drinking and smoking with friends, but the central idea is sharing the cost. The speaker has only five dollars and wants the others to contribute too. The mood is playful and confident, though there is also a practical edge: he complains that people take more than their fair share. By the end, the repeated invitation to โgo halfโ keeps the focus on pooling money and getting together.
Several expressions make the scene vivid. โI got five on itโ means the speaker is putting five dollars toward a shared purchase. โVacuum lungsโ is an exaggerated image for someone who inhales quickly and takes a lot, while โpass it โcross the table like ping pongโ compares passing a joint to a fast back-and-forth game. โLow budgetโ plainly signals that the speaker cannot afford as much as he would like.
The songโs humor depends on boasts and exaggeration, so the speaker may not be meant to sound fully serious in every line. Still, the repeated requests to pay oneโs share suggest a real frustration beneath the jokes. The lyrics celebrate hanging out, while also showing that sharing can become unfair when one person contributes less or takes more.