This is the 7734th most frequent Russian word.
ик
The Russian word "ик" is a short form for "икота," meaning "hiccup" in English.
Here, 'ик' is used metaphorically as a slang term to mean a standout or stylish item.
Я надел ик, чтобы нарядиться к празднику.
I wore an ik to dress up for the celebration.
In this sentence, 'ик' represents the phonetic sound of a hiccup and is used colloquially.
Ты слышал этот ик? Он шел оттуда.
Did you hear that hiccup? It came from there.
Here, 'ик' is interpreted as a repetitive sound or phrase that the speaker uses habitually.