plural of 5′ end

(US, slang, street slang) The police.

Luxurious and expensive.

The neurotransmitter serotonin.

(geometry) A four-dimensional polytope, analogous to a tetrahedron, whose five bounding facets are tetrahedra.

plural of 5-cell

(computer hardware) A twisted pair cable for carrying signals, particularly for Ethernet-based computer networks.

A member of the Five-Percent Nation, a cultural movement influenced by Islam, founded in 1964 in New York City.

(US) Interstate 5, an interstate highway running between Blaine, Washington and San Diego, California

A day job, especially at a large company, emphasizing banality. / The workday itself (the period of the day between 9 am and 5 pm). / One who works in a job from 9 am to 5 pm.