A bicep or biceps is a two-headed muscle that lies on the upper arm.

Bicep or BICEP may refer to: Bicep (duo), a duo from Belfast, Northern Ireland Bicep (album) (2017) BICEP and Keck Array (Background Imaging of Cosmic Extragalactic Polarization) Business for Innovative Climate and Energy Policy Bicep, a domain-specific language (DSL) that uses declarative syntax

See also Biceps (disambiguation) Biceps femoris muscle, a two-part muscle of the thigh