rock

US /rɑk/

UK /rɒk/

A1
v.i.Intransitive VerbTo be greatly upset by something, e.g. a death
The news of his sister's death will rock Joe to his core
v.i.Intransitive VerbTo be extremely effective or pleasing
Bert knew that his favorite band would rock the concert
n. (c./u.)Noun (Countable/Uncountable)Type of popular music with a strong, loud beat
Bert's favorite band plays 70's rock
v.t./i.Verb (Transitive/Intransitive)To play, sing along with, or dance to heavy music
Come on guys, let’s rock!
n. (c./u.)Noun (Countable/Uncountable)Strong, tough person who can be relied upon
Everyone considers Mum to be the rock of our family
v.t./i.Verb (Transitive/Intransitive)To move back and forth or from side to side
My mother used to rock me to sleep every night
n. (c./u.)Noun (Countable/Uncountable)Big stone; hard, solid substance forming mountains
I cut my foot on the sharp rock on the beach

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