There's buy one get one free Slurpees at some select 7-11's for this weekend, you have to ask for the deal as it is not at all 7-11's.
I got an e-mail and with a valid Military ID or proof of service at Marie Callender's you get a free Magnificent Six Breakfast.
McCormick & Schmick's Seafood will serve a free lunch or dinner to service members and veteranshttp://www.mccormickandschmicks.com/featured-promotion/memorial-day.aspx
Famous Daves has $10 off for the 28th and 29th on a purchase of $40
At Hooters Restaurants service members and veterans eat free https://www.hooters.com/
Credit for the next 2 activities goes to:
Minus5 Ice Bar will honor veterans with a special ice-themed tribute this Memorial Day weekend. In salute to the troops, the ice bar will offer 2-for-1 entry for all veterans with valid I.D., at all locations.The LINQ Promenade will be bustling with activities during Memorial Day Weekend, Saturday through Monday. From 2-6 p.m., visitors will see stilt walkers roaming the promenade. Guests are also encouraged to interact with the caricature artists, face painters and balloon artists. The High Roller Observation Wheel will thank active and retired U.S. Military members for their service by offering free standard tickets to ride on Memorial Day, Monday, May 30.
Here is a link for the Blue Star Museums where Military Personal and families can attend free of charge from Memorial Day until Labor Day
I know on a holiday there are free buffets for military people (it's late and knowing the correct terminology is not top priority). Also Applebees gives free entrees. I might have this holiday mixed up with Veterans' Day, but it's easy to confuse the two for a mom of 4.