n.
Pronunciation: l ə - ' b ē -( ˌ )d ō also ' li-b ə - ˌ d ō
Function: noun
Inflected Form: plural -dos
Etymology: New Latin libidin-, libido, from Latin, desire, lust, from lib ē re to please ― more at LOVE
Date: 1909
1 : instinctual psychic energy that in psychoanalytic theory is derived from primitive biological urges (as for sexual pleasure or self-preservation) and that is expressed in conscious activity
2 : sexual drive