1) Hairstyle 
A crew cut is a type of haircut in which the hair on the top of the head is cut relatively short,{sfn|Trusty|1971|p=108} graduated in length from the longest hair at the front hairline to the shortest at the back of the crown.{sfn|Trusty|1971|p=107}{sfn|Thorpe|1967|p=132} The hair on the sides and back of the head is usually tapered short, semi-sh...
The crew cut is a short hairstyle. It originated in the German navy, and was adopted by the American navy, at first as a very short cut and then in 1948 changed to the following specification: 'hair neatly and closely trimmed. The hair may be clipped at the edges of the sides and back, but must be so trimmed as to present an evenly graduated appear...
[n] - a closely cropped haircut
flattop noun a closely cropped haircut; usually for men
a haircut in which the hair is very closely cropped.