trip

1. A journey; an excursion or jaunt

   We made a trip to the beach.

2. A stumble or misstep

   He was injured due to a trip down the stairs.

3. An error; a failure; a mistake
4. A period of time in which one experiences drug-induced reverie or hallucinations

   He had a strange trip after taking LSD.

5. A faux pas, a social error
6. Intense involvement in or enjoyment of a condition

   ego trip; power trip; nostalgia trip; guilt trip

7. A mechanical cutout device
8. A trip-switch or cut-out

   It's dark because the trip operated.

9. A quick, light step; a lively movement of the feet; a skip

   trip the light fantastic W

10. A small piece; a morsel; a bit
11. The act of tripping someone, or causing them to lose their footing
12. A single board, or tack, in plying, or beating, to windward

1. To fall over or stumble over an object as a result of striking it with one's foot

   Be careful not to trip on the tree roots.

2. (sometimes followed by "up") to cause (a person or animal) to fall or stumble by knocking their feet from under them

   A pedestrian was able to trip the burglar as he was running away.

3. To be guilty of a misstep or mistake; to commit an offence against morality, propriety, etc
4. To detect in a misstep; to catch; to convict
5. To activate or set in motion, as in the activation of a trap, explosive, or switch

   When we get into the factory, trip the lights.

6. To be activated, as by a signal or an event

   The alarm system tripped, throwing everyone into a panic.

7. To experience a state of reverie or to hallucinate, due to consuming psychoactive drugs

   After taking the LSD, I started tripping about fairies and colors.

8. To journey, to make a trip

   Last summer we tripped to the coast.

9. To move with light, quick steps; to walk or move lightly; to skip
10. To raise (an anchor) from the bottom, by its cable or buoy rope, so that it hangs free
11. To pull (a yard) into a perpendicular position for lowering it
12. (most commonly used in the form tripping) to become unreasonably upset, especially over something unimportant; to cause a scene or a disruption

adjective

Of or relating to trips

1. A herd or flock of sheep, goats, etc.
2. A troop of men; a host
3. A flock of wigeons