n. 25B6; noun
she spent hours on the phone : TELEPHONE, mobile (phone), cellphone, car phone, cordless phone, speakerphone; extension; Brit. informal blower; Brit. rhyming slang dog and bone.
give me a phone sometime : CALL, telephone call, phone call; Brit. ring; informal buzz; Brit. informal tinkle, bell.
25B6; verb I'll phone you later : TELEPHONE, call, give someone a call; Brit. ring, ring up, give someone a ring; informal call up, give someone a buzz; Brit. informal give someone a bell/tinkle, get on the blower to; N. Amer. informal get someone on the horn.