Walking with the tongue out means that you are tired. As dogs who take the tongue to cool down.
In Colombia is a colloquial way of saying that we are tired, exhausted, weak, exhausted, fatigued, exhausted, weak. Weakened by an extreme effort.
This means that you are exhausted or tired like dogs, and when you give them a ride and finish these are panting and with tongue out
Walk with the tongue out is an expression that gives to understand that you are tired or exhausted. It alludes to the dogs who take the language when they run or have heat, because it is a way of cooling, since their language acts as a radiator and a pant, fresh air goes directly to the lungs.
walk with the tongue out is incorrectly written and it should be written as " thirsty, lack " being its meaning: thirsty, tired. The dogs when they run much or are thirsty go with tongue outside