The meaning of SUSPICIOUS is tending to arouse suspicion : questionable. How to use suspicious in a sentence.
His new book bears a suspicious resemblance to a book written by someone else. (= His book is so similar to the other book that it seems as if he has copied it.)
SUSPICIOUS definition: tending to cause or excite suspicion; questionable. See examples of suspicious used in a sentence.
Definition of suspicious adjective from the Oxford Advanced Learner's Dictionary. suspicious (of/about somebody/something) feeling that somebody has done something wrong, illegal or dishonest, without having any proof. They became suspicious of his behaviour and contacted the police.
- tending to cause or excite suspicion; questionable: suspicious behavior. 2. inclined to suspect, esp. inclined to suspect evil; distrustful. 3. full of or feeling suspicion. 4. expressing or indicating suspicion: a suspicious glance. sus pi′cious ness, n.
tending to cause or raise suspicion: Her suspicious behavior near the submarine made the military police think she might be a spy. likely or inclined to suspect, esp. inclined to suspect evil;
If you are suspicious of someone or something, you do not trust them, and are careful when dealing with them.
Adjective suspicious (comparative more suspicious, superlative most suspicious) Arousing suspicion. Synonym: questionable His suspicious behaviour brought him to the attention of the police. Distrustful or tending to suspect.
She became suspicious of his behavior. The dog is suspicious of strangers. [=the dog does not trust strangers] We noticed the suspicious stare of the security guard.