Ad hoc is a Latin phrase meaning "to this".

Ad hoc or Ad Hoc may also refer to:

Ad Hoc at Home, a 2009 cookbook by Thomas Keller and Dave Cruz Ad hoc hypothesis, a sometimes dubious method of dealing with anomalies in philosophy and science Ad hoc network, a type of technology which allows network communications on an ad hoc basis Smartphone ad hoc network, wireless ad hoc networks using smartphones Vehicular ad hoc network (VANET), a proposed type of road vehicle network Wireless ad hoc network, a decentralized type of wireless network Ad hoc polymorphism, a programming technique that lets the same function or operator work differently depending on the type of input data Ad Hoc (restaurant), a restaurant in Yountville, California ADHOC, the Cambodian Human Rights and Development Association, Cambodia's oldest human rights NGO AdHoc Studio, the American video game developer Ad hoc testing, a term referring to software testing without test case documentation List of ad hoc routing protocols, control mechanisms for network packet routing