This is the 11644th most frequent Russian word.
жести
"Жести" is the plural form of "жесть," meaning "tin" or "sheet metal" and informally can refer to extreme or shocking situations ("crazy stuff").
Here, "жести" is used in a plural form derived from the word "жест" (gesture) to refer to movements made with hands for expressive purposes.
Её жести руками перед зеркалом были очень артистичны.
Her gestures with her hands in front of the mirror were very artistic.
In this sentence, "жести" again refers to hand or body movements but highlights their perceived incongruity in a social interaction.
Твои жести в разговоре показались мне странными.
Your gestures during the conversation seemed strange to me.
Here, "жести" refers to the elements of sign language, emphasizing their role as a form of communication.