1. Something that can be relied on when needed 
2. An actor able to replace a regular performer when required
   - understudy

1. Ready for emergency use
   "a standby generator"; "a standby crew"

1. Not act or do anything
   "He just stood by when the police beat up the demonstrators" 
2. Be available or ready for a certain function or service
   - stick around, stick about 
3. Be loyal to
   "She stood by her husband in times of trouble"
   - stick by, stick, adhere

Derived forms: stood by, standing by, standbies, stands by

See also: secondary, stand

Type of: actor, be, forbear, histrion, player, refrain, role player, thespian, thing, wait

Encyclopedia: Stand by

• electric car
• electric catfish
• electric cell
• electric chair
• electric charge
• electric circuit
• electric clock
• electric company
• electric cord
• electric current
• electric dipole
• electric dipole moment
• electric discharge
• electric doublet
• electric drill
• electric eel
• electric eye
• electric fan
• electric field
• electric fire
• electric frying pan
• electric furnace
• electric glow
• electric guitar
• electric hammer