Suck in has 4 different meanings across 1 category:
Verb
Verb
1
take up as if with a sponge
2
attract by using an inexorable force, inducement, etc.
"The current boom in the economy sucked many workers in from abroad"
3
draw in as if by suction
"suck in your cheeks and stomach"
4
To cause (someone) to become slowly more and more involved in some business or situation that may not be to their advantage.
Broader Terms (hypernyms)