diff --git a/docs/glossary.rst b/docs/glossary.rst
index 58484a2..dd3768f 100644
--- a/docs/glossary.rst
+++ b/docs/glossary.rst
@@ -227,6 +227,21 @@ Glossary
      :term:`config settings<config setting>`.  See also
      :doc:`narr/config/table`.
 
+   spec
+     As the term is used in Wutta Project context, this refers to a
+     string designating the import path to a particular object (class,
+     function etc.).
+
+     Also the term implies a certain format, namely a dotted module
+     path followed by colon (``:``), then object name.
+
+     For instance, ``wuttjamaican.app:AppHandler`` is the spec string
+     for the :class:`wuttjamaican.app.AppHandler` class (and note, the
+     hyperlink does not use colon, but our "spec" always does).
+
+     See also :meth:`~wuttjamaican.app.AppHandler.load_object()` (on
+     the :term:`app handler`) which can return any object from spec.
+
    subcommand
      A top-level :term:`command` may expose one or more subcommands,
      for the overall command line interface.  Subcommands are usually