Pin \Pin\, v. t. [imp. & p. p. {Pinned}; p. pr. & vb. n.
{Pinning}.] [See {Pin}, n.]
To fasten with, or as with, a pin; to join; as, to pin a
garment; to pin boards together. "As if she would pin her to
her heart." --Shak.
[1913 Webster]
{To pin one's faith upon}, to depend upon; to trust to.
[1913 Webster]