| guard | a position on a basketball team |
| guard | (American football) a position on the line of scrimmage, guards must be good blockers |
guard duty
guard sentry duty
sentry go | the duty of serving as a sentry, he was on guard that night |
precaution
safeguard
guard | a precautionary measure warding off impending danger or damage or injury etc., he put an ice pack on the injury as a precaution, an insurance policy is a good safeguard, we let our guard down |
| guard hair | coarse hairs that form the outer fur and protect the underfur of certain mammals |
watchdog
guard dog | a dog trained to guard property |
arm guard
arm pad | a pad worn by football players and hockey goalkeepers |
| bumper guard | vertical bars attached to a bumper to prevent locking bumpers with another vehicle |
cattle guard
cattle grid | a bridge over a ditch consisting of parallel metal bars that allow pedestrians and vehicles to pass, but not cattle |
| face guard | face mask consisting of a strong wire mesh on the front of football helmets |
fob
watch chain
watch guard | short chain or ribbon attaching a pocket watch to a man's vest |
guard
safety
safety device | a device designed to prevent injury or accidents |
| guard boat | a boat that is on guard duty (as in a harbor) around a fleet of warships |
| guard ship | a warship (at anchor or under way) required to maintain a higher degree of readiness than others in its squadron |
| guard's van | the car on a train that is occupied by the guard |
mudguard
splash guard
splash-guard | a curved piece above the wheel of a bicycle or motorcycle to protect the rider from water or mud thrown up by the wheels |
shin guard
shinpad | a stiff protective garment worn by hockey players or a catcher in baseball to protect the shins |
| guard | a posture of defence in boxing or fencing, keep your guard up |
United States Coast Guard
U. S. Coast Guard
US Coast Guard | an agency of the Department of Transportation responsible for patrolling shores and facilitating nautical commerce |
Air National Guard
ANG | a civilian reserve component of the United States Air Force that provides prompt mobilization during war and assistance during national emergencies |
| guard | a military unit serving to protect some place or person |
| provost guard | a detachment under the command of a provost marshall |
| Red Guard | a radical political movement by Chinese youths who espoused Maoist principles |
| Republican Guard | formerly Iraq's elite military unit whose primary role was to protect the government in Baghdad |
| home guard | a volunteer unit formed to defend the homeland while the regular army is fighting elsewhere |
National Guard
home reserve | United States military reserves recruited by the states and equipped by the federal government, subject to call by either |
National Guard Bureau
NGB | the agency that administers the Army National Guard and the Air National Guard, provides liaison between the Army and the Air Force and various National Guard units |
Army National Guard
ARNG | a civilian reserve component of the United States Army comprised of guardsmen who serve during overseas peacekeeping missions and during local emergencies |
| old guard | a faction that is unwilling to accept new ideas |
| Praetorian Guard | the elite bodyguard of a Roman Emperor in ancient Rome |
| bank guard | a security guard at a bank |
| color guard | a ceremonial escort for the (regimental) colors |
| crossing guard | someone who helps people (especially children) at a traffic crossing |
doorkeeper
doorman
door guard
hall porter
porter gatekeeper
ostiary | someone who guards an entrance |
| guard | the person who plays that position on a football team, the left guard was injured on the play |
prison guard
jailer
jailor
gaoler
screw
turnkey | someone who guards prisoners |
| guard | a person who keeps watch over something or someone |
| guard | the person who plays the position of guard on a basketball team |
honor guard
guard of honor | an escort for a distinguished guest or for the casket at a military funeral |
Praetorian Guard
Praetorian | a member of the Praetorian Guard |
watchman
watcher security guard | a guard who keeps watch |
yeoman yeoman of the guard
beefeater | officer in the (ceremonial) bodyguard of the British monarch |
guard
ward | watch over or shield from danger or harm, protect, guard my possessions while I'm away |
| defend guard hold | protect against a challenge or attack, Hold that position behind the trees!, Hold the bridge against the enemy's attacks |
| body guard | accompany and protect from physical harm |
stand guard
stand watch
keep guard
stand sentinel | watch over so as to protect, We must stand sentinel to protect ourselves, The jewels over which they kept guard were stolen |
| guard | to keep watch over, there would be men guarding the horses |
| guard | take precautions in order to avoid some unwanted consequence, guard against becoming too friendly with the staff, guard against infection |
on guard
on one's guard(p)
upon one's guard(p)
on your guard | vigilant, on guard against con artists, must remain on your guard in such a situation |
napping
off-guard(a)
off guard(p)
off one's guard(p)
off his guard
off her guard
off your guard | not prepared or vigilant, the blow caught him napping, caught in an off-guard moment, found him off his guard |