Una competencia, una canción

Affectionate nickname used between people who are close, often adults speaking to young people. Warm and soothing in tone.

Shortened form of 'celular'. Extremely common in everyday speech among all ages in Argentina.

Superlative built on 'top' (borrowed from English). Signals enthusiastic approval. Common in informal speech, especially among younger speakers.

Used to accuse someone of feigning ignorance when they clearly know the truth.

Fixed expression meaning to create obstacles for someone's plans on purpose. The image is of putting sticks into a wheel to stop it turning.

Used to describe actions taken secretly without the awareness or consent of the person who should be involved or informed.

Literally 'with a snap'. Used hyperbolically to mean something can be done or achieved with zero effort.