Webster's Revised Unabridged Dictionary · 1913

Tend

Tend , transitive verb

[See Tender to offer.]

(O. Eng. Law) To make a tender of; to offer or tender. [Obsolete]

Tend , transitive verb

[Aphetic form of attend. See Attend, Tend to move, and compare Tender one that tends or attends.]

1.
To accompany as an assistant or protector; to care for the wants of; to look after; to watch; to guard; as, shepherds tend their flocks. — Shakespeare
And flaming ministers to watch and tend Their earthly charge. — Milton
There 's not a sparrow or a wren, There 's not a blade of autumn grain, Which the four seasons do not tend And tides of life and increase lend. — Emerson
2.
To be attentive to; to note carefully; to attend to.
Being to descend A ladder much in height, I did not tend My way well down. — Chapman
Collocations (1)
To tend a vessel (Nautical) , to manage an anchored vessel when the tide turns, so that in swinging she shall not entangle the cable.

Tend , intransitive verb

1.
To wait, as attendants or servants; to serve; to attend; -- with on or upon.
Was he not companion with the riotous knights That tend upon my father? — Shakespeare
2.
To await; to expect. [Obsolete] — Shakespeare

Tend , intransitive verb

[French tendre, Latin tendere, tensum and tentum, to stretch, extend, direct one's course, tend; akin to Greek {not transcribed} to stretch, Sanskrit tan. See Thin, and compare Tend to attend, Contend, Intense, Ostensible, Portent, Tempt, Tender to offer, Tense, a.]

1.
To move in a certain direction; -- usually with to or towards.
Two gentlemen tending towards that sight. — Sir H. Wotton
Thus will this latter, as the former world, Still tend from bad to worse. — Milton
The clouds above me to the white Alps tend. — Byron
2.
To be directed, as to any end, object, or purpose; to aim; to have or give a leaning; to exert activity or influence; to serve as a means; to contribute; as, our petitions, if granted, might tend to our destruction.
The thoughts of the diligent tend only to plenteousness; but of every one that is hasty only to want. — Bible (KJV) - Proverb xxi. 5
The laws of our religion tend to the universal happiness of mankind. — Tillotson