Definition:
as a noun, 'welcome' refers to the act or an instance of greeting someone.
Examples:
The warm welcome we received was unforgettable.
The event began with a welcome from the principal.
The celebrity received a hero's welcome upon returning to his hometown.
Tips:
'welcome' as a noun can also refer to the feeling or reaction induced by someone's arrival, as in 'They gave him a cold welcome.'
Definition:
as an adjective, 'welcome' describes something that is pleasantly received or invited.
Examples:
Your feedback is always welcome.
A welcome change in the weather is expected tomorrow.
The news was a welcome relief for the anxious family.
Tips:
'you're welcome' is a common response to 'thank you,' but in this context, 'welcome' is still an adjective, indicating that the gratitude (or whatever was given) was gladly received.
Definition:
as a verb, 'welcome' means to greet (someone) in a warm or friendly manner upon their arrival.
Rules:
'welcome' can be used transitively (with a direct object) or intransitively (without a direct object).
Examples:
We welcomed the guests at the entrance.
The community welcomes newcomers with open arms.
The mayor will welcome the delegates tomorrow.
Tips:
'welcome' can also mean to be pleased to accept something, as in 'I would welcome some assistance.'
Definition:
as an interjection, 'welcome' is an exclamation used to greet someone or express pleasure at their arrival.
Examples:
'Welcome! It's so good to see you!'
'Welcome to New York!'
'You made it! Welcome!'