want (v.)

c. 1200, "to be lacking," from Old Norse vanta "to lack, want," earlier *wanaton, from Proto-Germanic *wanen, from PIE *weno-, suffixed form of root *eue- "to leave, abandon, give out." The meaning "desire, wish for, feel the need of" is recorded by 1706.

want (n.)

c. 1200, "deficiency, insufficiency, shortage," from want (v.) and from Old Norse vant, neuter of vanr "wanting, deficient;" related to Old English wanian "to diminish" (see wane). Meaning "state of destitution, poverty" is recorded from early 14c. Meaning "thing desired, that which is lacking but needed" is from 1560s. Phrase for want of is recorded from c. 1400. Newspaper want ad is recorded from 1897. Middle English had wantsum (c. 1200) "in want, deprived of," literally "want-some."

Definitions of want
want (v.)
feel or have a desire for; want strongly;
I want to go home now
I want my own room
Synonyms: desire
want (v.)
have need of;
This piano wants the attention of a competent tuner
Synonyms: need / require
want (v.)
hunt or look for; want for a particular reason;
Uncle Sam wants you
Your former neighbor is wanted by the FBI
want (v.)
wish or demand the presence of;
I want you here at noon!
want (v.)
be without, lack; be deficient in;
want courtesy
want the strength to go on living
flood victims wanting food and shelter
want (n.)
a state of extreme poverty;
Synonyms: privation / deprivation / neediness
want (n.)
the state of needing something that is absent or unavailable;
for want of a nail the shoe was lost
Synonyms: lack / deficiency
want (n.)
anything that is necessary but lacking;
I tried to supply his wants
Synonyms: need
want (n.)
a specific feeling of desire;
Synonyms: wish / wishing