smart - showing mental alertness and calculation and resourcefulness
smart - quick and brisk
Example:- I gave him a smart salute
smart - painfully severe
Example:- he gave the dog a smart blow
fresh, impertinent, impudent, overbold, sassy, saucy, smart, wise - improperly forward or bold
Example:- don't be fresh with me
chic, smart, voguish - elegant and stylish
Example:- chic elegance
bright, smart - characterized by quickness and ease in learning
Example:- some children are brighter in one subject than another
smart - capable of independent and apparently intelligent action
Example:- smart weapons