Wiktionary
bannerlike
a. Resembling a banner adv. So as to resemble a banner
WordNet
bannerlike
adv. like a banner; "She waved her scarf at him bannerlike"
Usage examples of "bannerlike".
Their head and wing plumes arched away onto the shoulders and down onto the drooping, bannerlike sleeves of the dress.
The logo was bannerlike, gold on blue and rectangular, and proved to be an ingenious one-way mirror.