Quotidian 1. Everyday, commonplace. 2. Recurring daily: in full quotidian fever (a fever recurring every day). Queer 1. an umbrella term used to incorporate non-normative sexual practices, identifications and knowledges; for example, gay/lesbian/bisexual/transgender/intersex/queer (GLBTIQ). 2. a critical term used to suggest the fundamental instability and the discursive variability of such practices, identifications and knowledges.