LCU

LCU may refer to:


 * A US Navy hull classification symbol: Landing craft utility (LCU)
 * Largest coding unit, the basic processing unit of the High Efficiency Video Coding (HEVC) video standard
 * Last Chance U, a documentary series
 * Lego City Undercover, a video game
 * Limited Contact Unit, a class of fictional artificially intelligent starship in The Culture universe of late Scottish author Iain Banks
 * Lokesh Cinematic Universe, a shared universe of action thriller films directed by Lokesh Kanagaraj
 * Local colleges and universities in the Philippines
 * Local currency unit
 * Lookahead Carry Unit
 * Lubbock Christian University