Wiktionary
trying on
vb. (present participle of try on English)
WordNet
Usage examples of "trying on".
He and the proprietor were haggling in a friendly fashion all the time we were trying on hats.
She parades around in front of her bedroom window in her underwear, trying on different outfits.
A thin, gangly woman ten years past her prime stood on the other side of the mirror, trying on a bra and a pair of panties.