LOVE is a noun and a verb. You are referring to the verb form. Here is the definition:
2love verb \ˈləv\
: to feel great affection for (someone) : to feel love for (someone)
: to feel sexual or romantic love for (someone)
: to like or desire (something) very much : to take great pleasure in (something)
lovedlov·ing
Full Definition of LOVE
transitive verb
1: to hold dear : cherish
2
a : to feel a lover’s passion, devotion, or tenderness for
b (1) : caress (2) : to fondle amorously (3) : to copulate with
3
: to like or desire actively : take pleasure in
4
: to thrive in
intransitive verb
: to feel affection or experience desire
Examples of LOVE
She obviously loves her family very much.
You have to love in order to be loved.
He swore that he loved her madly.
She said she could never marry a man she didn’t love.
People loved him for his brashness and talent, his crazy manglings of the English language, his brawling, boyish antics … and I loved him, too, I loved him as much as anyone in the world. —Paul Auster, Granta, Winter 1994
merriam-webster.com/dictionary/love
Exception for caressing or copulating, there is nothing that hints at doing something for somebody. It is mostly emotion.