adj. & adv.
adj. (compar. of LOW(1)). 1 less high in position or status. 2 situated below another part (lower lip; lower atmosphere). 3 a situated on less high land (Lower Egypt). b situated to the South (Lower California). 4 (of a mammal, plant, etc.) evolved to only a slight degree (e.g. a platypus or fungus).
adv. in or to a lower position, status, etc. lower case see CASE(2). lower class working-class people and their families. lower-class adj. of the lower class. lower deck 1 the deck of a ship situated immediately over the hold. 2 the petty officers and men of a ship collectively. Lower House the larger and usu. elected body in a legislature, esp. the House of Commons. lower regions (or world) hell; the realm of the dead. lowermost adj.