gain traction

Gain : بدست آوردن
Traction : کشش
و معانیی که دوستان به درستی فرمودند

مورد اقبال عمومی قرار گرفتن
Longman Dictionary: if a new idea or thing gains traction, it becomes accepted by or popular with more and more people
The idea of changing the structure of the school year is gaining traction.

محبوبیت یافتن

To have a little bit of success
مقداری موفقیت به دست آوردن، کسب کردن
A key index measuring the strength of China’s massive services sector jumped to its highest level in more than a decade, as the country’s economic recovery gained traction

منابع

• http://plainenglish.com/expressions/gain-traction/

مورد توجه قرار گرفتن، جذابیت پیدا کردن

شناخته شدن و مشتری به دست آوردن