1) Dealer in menswear 2) Garment district retailer 3) Haberdasher 4) Merchandiser 5) Merchant 6) One concerned with duds 7) One whose work may suit you 8) One with suitable work 9) Pants peddler 10) Seller of dope here in Berlin 11) Toggery merchant 1) Haberdasher 2) Tailor 
• (n.) One who makes cloths; one who dresses or fulls cloth. • (n.) One who sells cloth or clothes, or who makes and sells clothes.
Cloth'ier noun 1. One who makes cloths; one who dresses or fulls cloth. Hayward. 2. One who sells cloth or clothes, or who makes and sells clothes. 
[n] - a merchant who sells men`s clothing
haberdasher noun a merchant who sells men`s clothing
a retailer of clothing. · a person who makes or sells cloth.