slam vs slammer

slam and slammer both are nouns.

Word	Noun	Adjective	Verb	Adverb
slam	Yes	No	Yes	No
slammer	Yes	No	No	No

slam (noun)	slammer (noun)
an aggressive remark directed at a person like a missile and intended to have a telling effect	a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)
winning all or all but one of the tricks in bridge	a person who closes things violently
a forceful impact that makes a loud noise
the noise made by the forceful impact of two objects