Verb
wear in (third-person singular simple present wears in, present participle wearing in, simple past wore in, past participle worn in)
(transitive) To use or wear something until it becomes comfortable or fits properly
It took me a few weeks to wear in my new hiking boots.
What do I wear in bed? Why, Chanel No. 5, of course. Marilyn Monroe
Good humor is one of the best articles of dress one can wear in society. William Makepeace Thackeray
Honor's a good brooch to wear in a man's hat at all times. Ben Jonson
We forge the chains we wear in life. Charles Dickens
When the law can stop the blades of grass From growing as they grow, And when the leaves in summer time Their verdure dare not show, Then I will change the colour I wear in my caubeen, But till that day I'll stick for aye To wearing of the green. Dion Boucicault
A cop won't pick you up for vagrancy in Los Angeles if you wear a fancy polo shirt and a pair of sunglasses. But if there is dust on your shoes and that sweater you wear is thick like the sweaters they wear in the snow countries, he'll grab you. John Fante