GET›to get something: I picked up a leaflet on mortgages while I was at the bank.She picked up some real bargains in the sale.
LEARN›to learn a new skill or language by practising it and not by being taught it: He hadn't done any skiing before the holiday, but he picked it up really quickly.
ILLNESS›to get an illness from someone or something: She picked up a nasty stomach bug while she was on holiday.
SIGNAL›If a piece of equipment picks up a signal, it receives it: Antennas around the top of the ship picked up the radar signals.
NOTICE›to notice something: Police dogs picked up the scent of the two men from clothes they had left behind.