Wiktionary
vb. (context idiomatic English) To sit down; to become seated, to sit.
Wikipedia
Take A Seat is a tandem bicycle touring project created by Dominic Gill. The film was shown on television in the United Kingdom and was also released as a book.
Usage examples of "take a seat".
His Father gestured to him to take a seat, but the young man preferred to stand.
The old lady, who did not hear well, understood, however, by the expression of Annunciata's face, that it was an invitation, but imagined that it was to take a seat with them in the carriage.
Motioning him to take a seat, Seymour forbore to address him till they were alone.
With a resigned air and a somewhat weary smile, Holmes begged the beautiful intruder to take a seat, and to inform us what it was that was troubling her.
Only after giving evidence may he take a seat in the rear of the court and listen to the rest of the case.
Ruthe did not break off playing when Data wandered into the lounge, though her melody slowed as she watched him take a seat.
Marshall was talking on the phone and gestured for her to take a seat.
Alison led him through to her living room and gestured to him to take a seat.
The bus didn't arrive until after eleven and then it took nearly twenty minutes for the driver to dispense tickets since there were many tourists from foreign lands and few of them seemed able, poor souls, to grasp the idea that they needed to hand over money and acquire a little slip of paper before they could take a seat.