noun a reason or excuse; a motive; a persuasion.
2. occasion ·noun a favorable opportunity; a convenient or timely chance; convenience.
3. occasion ·noun need; exigency; requirement; necessity; as, i have no occasion for firearms.
4. occasion ·noun a falling out, happening, or coming to pass; hence, that which falls out or happens; occurrence; incident.
5. occasion ·vt to give occasion to; to cause; to produce; to induce; as, to occasion anxiety.
6. occasion ·noun an occurrence or condition of affairs which brings with it some unlooked-for event; that which incidentally brings to pass an event, without being its efficient cause or sufficient reason; accidental or incidental cause.