Ally — Defs

01 v. t. To unite, or form a connection between, as between families by marriage, or between princes and states by treaty, league, or confederacy; -…

imp. & p. p. Allied; p. pr. & vb. n. Allying

1.
To unite, or form a connection between, as between families by marriage, or between princes and states by treaty, league, or confederacy; -- often followed by to or with.
“O chief! in blood, and now in arms allied.” — Pope.
2.
To connect or form a relation between by similitude, resemblance, friendship, or love.
“These three did love each other dearly well, And with so firm affection were allied.” — Spenser.

“The virtue nearest to our vice allied.” — Pope.

02 n. A relative; a kinsman.

pl. Allies

1.
A relative; a kinsman.[Obs.]
2.
One united to another by treaty or league; -- usually applied to sovereigns or states; a confederate.
“The English soldiers and their French allies.” — Macaulay.
3.
Anything associated with another as a helper; an auxiliary.
“Science, instead of being the enemy of religion, becomes its ally.” — Buckle.
4.
Anything akin to another by structure, etc.

03 n. See Alley, a marble or taw.