switch-on

[swich-on, -awn]

noun

1. the act or process of switching on an ignition, light, appliance, etc.

switch on

verb

1. to cause (a device) to operate by or as if by moving a switch, knob, or lever; turn on

2. informal,  (tr) to produce (charm, tears, etc) suddenly or automatically

3. informal,  (tr) (now slightly dated) to make up-to-date, esp regarding outlook, dress, etc

4. slang,  (tr) to arouse emotionally or sexually

5. slang,  (intr) to take or become intoxicated by drugs

6. slang,  (tr) to introduce (someone) to drugs

Word History and Origins

Origin of switch on¹

Noun use of verb phrase switch on

Idioms and Phrases

Produce as if operating by a control, as in She switched on the charm as soon as he walked in. [Mid-1900s] Also see switch off.

Related Words

• affect 
• arouse 
• energize 
• galvanize 
• inflame 
• inspire 
• kindle 
• prompt 
• provoke 
• raise 
• rouse 
• spark 
• spur 
• touch 
• trigger 
• whip up