drop off

Từ điển WordNet v3.1 - WordNet Dictionary

verb

1. fall or diminish (Freq. 1)
- The number of students in this course dropped off after the first test
• Derivationally related forms:
drop-off
• Hypernyms:
decrease, diminish, lessen, fall
• Verb Frames:
- Something ----s
2. change from a waking to a sleeping state (Freq. 1)
- he always falls asleep during lectures
• Syn:
fall asleep, dope off, flake out, drift off, nod off,
doze off, drowse off
• Ant:
wake up (for: fall asleep)
• Hyponyms:
zonk out
• Verb Frames:
- Somebody ----s
3. retreat
• Syn:
fall back, lose, fall behind, recede
• Ant:
gain (for: fall back)
• Derivationally related forms:
recession (for: recede), receding (for: recede)
• Hypernyms:
regress, retrograde, retrogress
• Verb Frames:
- Somebody ----s
4. get worse
- My grades are slipping
• Syn:
slip, drop away, fall away
• Derivationally related forms:
drop-off, slippage (for: slip)
• Hypernyms:
worsen, decline
• Hyponyms:
lapse, backslide
• Verb Frames:
- Something ----s
- Somebody ----s
5. leave or unload
- unload the cargo
- drop off the passengers at the hotel
• Syn:
drop, set down, put down, unload, discharge
• Derivationally related forms:
drop (for: drop)
• Hypernyms:
deliver
• Hyponyms:
wharf, air-drop
• Verb Frames:
- Somebody ----s something
- Somebody ----s somebody
- Somebody ----s somebody PP
- Somebody ----s something PP