\Pad"lock`\, n. [Perh. orig., a lock for a pad gate, or
a gate opening to a path, or perh., a lock for a basket or
pannier, and from Prov. E. pad a pannier. Cf. {Pad} a path,
{Paddler}.]
1. A portable lock with a bow which is usually jointed or
   pivoted at one end so that it can be opened, the other end
   being fastened by the bolt, -- used for fastening by
   passing the bow through a staple over a hasp or through
   the links of a chain, etc.
2. Fig.: A curb; a restraint.

\Pad"lock`\, v. t. [imp. & p. p. {Padlocked}; p. pr. &
vb. n. {Padlocking}.]
To fasten with, or as with, a padlock; to stop; to shut; to
confine as by a padlock. --Milton. Tennyson.