lock up
phrasal verb·1 sense·particle up
Meanings
Secure by locking everything
Why “up”? Filling to the top. Reaching the upper limit means finishing.
“Don't forget to lock up before leaving.”
“The guard locked up the school after the concert.”
Don't confuse with
Lock up means secure by locking everything. Lock out means prevent someone from entering by locking the door.
Test yourself
“Don't forget to lock up before leaving.” What does it mean?
Nearby in the meaning map
Sink In connects verbs by particle pattern, contrast pairs, and shared base verbs.
lock out
A contrast learners often mix up
Prevent someone from entering by locking the door
add up
Same up pattern: finishing
Combine into a larger total; Make sense or seem true
break up
Same up pattern: finishing
Break into pieces; End a relationship or gathering
call up
Same up pattern: finishing
Telephone someone; Order someone to join military service; Display information on a screen or computer; Bring a memory or feeling vividly to mind; Select a player for a higher-level team
clean up
Same up pattern: finishing
Tidy thoroughly
clear up
Same up pattern: finishing
Tidy a place by putting things away; (of weather) become bright and dry after rain or cloud; Resolve a misunderstanding or doubt by explaining it; (of an illness, rash or symptom) disappear or get better; Solve a mystery or unsolved problem
close up
Same up pattern: finishing
Shut a shop or building, often at the end of the day; Move closer together so there is no gap; (of a wound or opening) heal or seal itself; Become silent or unwilling to share feelings
cut up
Same up pattern: finishing
Cut something into smaller pieces; Make someone deeply upset or distressed; Behave in a wild or noisy way to attract attention; Overtake another driver suddenly and dangerously
Practice “lock up” in Sink In
Drill this and 600+ phrasal verbs with spaced repetition, organised by particle.