Lock up

Lock up may refer to:

Movies and television
 Lock-Up (TV series), a 1959 American legal drama series
 Lockup (TV series), a prison documentary series on MSNBC

Prison
 Prison cell, used to hold detainees until they are charged

Other
 A self storage facility or other, typically, off-site storage space
 Lock up, particular graphic arrangement of a logo and accompanying elements, such as a company name or a tagline