- A coxswain.
- To act as coxswain or serve as coxswain for.
- A coxcomb.
- A coxcomb; a simpleton; a gull.
- A <xref>coxswain</xref> of a <xref>boat</xref>, especially of a <xref>racing</xref> <xref>crew</xref>.
- To act as <xref>coxswain</xref>.
- the helmsman of a ship's boat or a racing crew
- either of two related enzymes that control the production of prostaglandins and are blocked by aspirin
- act as the coxswain, in a boat race