legal Definition of floor 1 a: a main level space (as in a stock exchange or legislative chamber) distinguished from a platform or gallery b: members of an assembly
Learner's definition of BIRTHDAY. [count]. 1. : the day when someone was born or the anniversary of that day. â often used before another noun.
âº a day when we remember or celebrate something important that happened on that day in a previous year: To celebrate our wedding anniversary, we gave a big party. (Definition of âanniversaryâ from the Cambridge Academic Content Dictionary Â© Cambridge University Press)