Englishfor English speakers
tail
Noun
—
A tail is a long, thin part on the back end of an animal.
The dog wags his tail (moves his tail quickly from side to side) when he sees his friend.
tail
Verb
—
If you tail someone, you follow them without them noticing; you observe them.
lock
Noun
—
A lock is a metal thing on a door (or on a window, drawer, etc.) that stops people from opening the door unless they have the right key to open it.
No one will take things from my house. I have a very strong lock on the door.
—
A lock is two or more gates (doors) in water to let boats move from lower water to higher water or the other way.
lock
Verb
—
Someone locks a door when they close the lock with a key so that no one can come in.
Remember to lock the door when you leave the house.