typically 11 pm- 7 am or 12 midnight 'til 8. The infidelity shift. The time when most MILFs get a different bed companion.
by Jake March 05, 2004
A hooker hookin. Typically a prostitute that hides her whoremones from the general public until the Night Shift (a.k.a, work hours)
by Hamburglurer August 09, 2015
by eschh June 01, 2011