definition of
sleek

[1] #1 sleek v. [slick] make slick or smooth. wn

[2] #2 sleek s. well-groomed and neatly tailored; especially too well-groomed; "sleek figures in expensive clothes". wn

[3] #3 sleek s. [streamlined, aerodynamic, flowing] designed or arranged to offer the least resistant to fluid flow; "a streamlined convertible". wn

[4] #4 sleek s. [satiny, silken, silky, silklike, slick] having a smooth, gleaming surface reflecting light; "glossy auburn hair"; "satiny gardenia petals"; "sleek black fur"; "silken eyelashes"; "silky skin"; "a silklike fabric"; "slick seals and otters". wn