The phrase "bag check" refers to the process of inspecting or searching a bag to make sure there is nothing harmful or prohibited inside. Full definition
You'll get a generous sign - up bonus, your first bag checked for free, priority boarding privileges, and more. (upgradedpoints.com)
The first bag check fee is waived when making the ticket purchase with the card. (lendedu.com)
For selecting self - printed luggage tags, 1,000 miles per one - way flight will be awarded, regardless of the number of bags checked. (travelcodex.com)