Portuguese Phrase
Precisa do jantar em menos de 30 minutos?
Meaning
A polite question asking whether someone needs dinner to be ready in under half an hour. It can be heard in restaurants, at home when planning a quick meal, or when coordinating with friends.
When to use
Use this phrase when you want to confirm a tight time frame for the evening meal – for example, a waiter checking if the kitchen should rush a dish, or a host asking guests if they’re okay with a fast‑prepared dinner.
✦Grammar Breakdown
Precisadojantaremmenosde30minutos?
Precisa
Third‑person singular present of the verb *precisar* (to need). In questions it can refer to ‘you’ (formal) or ‘he/she/it’.
do
Contraction of the preposition *de* + definite article *o*; here it links *precisa* with the noun *jantar*.
jantar
Noun meaning ‘dinner’ or ‘the evening meal’.
em
Preposition used to indicate a point in time.
menos de
Expression meaning ‘less than’; always followed by a cardinal number.
30 minutos
Cardinal number + unit of time. In spoken Portuguese the number is often said as *trinta*.
🗨In Conversation
Precisa do jantar em menos de 30 minutos?
Do you need dinner in less than 30 minutes?
Sim, estou com pressa. Pode ser pronto até as oito?
Yes, I'm in a hurry. Can it be ready by eight?
✕Common Mistakes
Precisa do jantar em menos 30 minutos?
The preposition *de* is required after *menos* to indicate ‘less than’.
Precisa de jantar em menos de 30 minutos?
When you refer to a specific dinner, use the definite article *do* (de + o). *Precisa de jantar* sounds like ‘need dinner (in general)’.
Precisa o jantar em menos de 30 minutos?
The article must be attached to the preposition *de*; *o jantar* alone is ungrammatical here.
↔Alternatives
Você precisa do jantar em menos de meia hora?
Do you need dinner in less than half an hour?
Precisa que o jantar esteja pronto em 30 minutos?
Do you need the dinner to be ready in 30 minutes?
Quer jantar pronto em menos de 30 minutos?
Do you want dinner ready in under 30 minutes?
Cultural Tip
In Brazil, dinner is traditionally served later (around 8‑9 p.m.), but in big cities fast‑food culture and busy schedules have made quick meals common. When you ask this question, a friendly tone and a smile help convey that you’re accommodating a tight schedule rather than rushing the guest.