Lockable Holster

A holster for a handgun, comprising:

• a cavity having an open top end, a bottom end, a frame/slide portion, and a trigger guard portion;
• an axis defined along a side wall of said holster, wherein said axis extends from said open top end to said bottom end;
• a lever having a finger button portion and an engagement portion, wherein said lever includes a second side facing generally toward said holster cavity, and wherein said engagement portion of said lever includes a locking projection extending from said second side of said engagement portion;
• wherein said lever is pivotally attached atop said side wall of said holster, along said axis, approximately between said finger button portion and said engagement portion, such that said finger button portion extends from said axis and is positioned above said frame/slide portion of said cavity and said engagement portion extends from said axis and is positioned above said trigger guard portion of said cavity;
• at least one ridge segment extending from said side wall around at least a portion of said lever so as to define a recess, wherein said lever is positioned within said recess;
• an aperture formed in a portion of said side wall beneath at least a portion of said finger button portion of said lever, wherein said aperture is formed within said recess;
• a hollow formed within a portion of said side wall;
• and
• a lockout lever rotatably secured within at least a portion of said hollow such that said lockout lever is rotatable between a locked position and an unlocked position, and wherein a locking portion of said lockout lever is positioned beneath said finger button portion of said lever when said lockout lever is in said locked position.