Verb
stand at attention (third-person singular simple present stands at attention, present participle standing at attention, simple past and past participle stood at attention)
(military) To stand straight with eyes forward and feet together.
There are still some people who think that we have Stalin to thank for all our progress, who quake before Stalin's dirty underdrawers, who stand at attention and salute them. Nikita Khrushchev
Image: Chinese navy personnel stand at attention onboard the Chinese frigate Wenzhou at the port of Qingdao, Shandong province April 22, 2009. Source: Internet
Kanter applied for U.S. citizenship five years ago, and the naturalization process ends this summer, when he will stand at attention and take an oath. Source: Internet
Cadets stand at attention during the awards ceremony. Source: Internet
I put her out in the back yard a few moments after we got her home, and she immediately relieved herself at the foot of the steps, punctuating her “movement” with an auditory explosion that made the lush, vibrant hair on my back stand at attention. Source: Internet
The Fulton Honor Guard stand at attention during the Memorial Day services and address Monday morning at Union Cemetery in Ayr Township. Source: Internet