LINK / CITE ADD TO WORD LIST. noun. The definition of availability is whether someone or something can be accessed or used. An example of availability is when a classmate can meet to discuss a project on a certain date.
excuse - a defense of some offensive behavior or some failure to keep a promise etc.; he kept finding excuses to stay; every day he had a new alibi for not getting a job; his transparent self-justification was unacceptable
Wiktionary (0.00 / 0 votes) Rate this definition: excuse (Noun). An explanation designed to avoid or alleviate guilt or negative judgment. Tell me why you were late uE000123945uE001 and I don't want to hear any excuses! excuse (Verb). To forgive; to pardon. I excused him his transgressions. excuse (Verb).