A human member of the masculine sex or gender.
A plant of the masculine sex.
An animal of the sex that has testes.
A bacterium which has the F factor.
A male connector, pipe fitting, etc.
Belonging to the sex which typically produces sperm, or to the gender which is typically associated with it.
Having the F factor; able to impart DNA into another bacterium which does not have the F factor (a female).
Of instruments, tools, or connectors: designed to fit into or penetrate a female counterpart, as in a connector, pipe fitting or laboratory glassware.
Characteristic of this sex/gender. (Compare masculine, manly.)
Tending to lead to or regulate the development of sexual characteristics typical of this sex.
The state or condition of being masculine.